From: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To: linux-kernel@vger.kernel.org, akpm@linux-foundation.org,
torvalds@linux-foundation.org, stable@vger.kernel.org
Cc: lwn@lwn.net, jslaby@suse.cz,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Subject: Re: Linux 5.10.18
Date: Tue, 23 Feb 2021 16:10:58 +0100 [thread overview]
Message-ID: <1614093057140233@kroah.com> (raw)
In-Reply-To: <161409305750190@kroah.com>
diff --git a/Makefile b/Makefile
index b740f9c933cb..822a8e10d432 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
# SPDX-License-Identifier: GPL-2.0
VERSION = 5
PATCHLEVEL = 10
-SUBLEVEL = 17
+SUBLEVEL = 18
EXTRAVERSION =
NAME = Kleptomaniac Octopus
diff --git a/arch/arm/xen/p2m.c b/arch/arm/xen/p2m.c
index e52950a43f2e..fd6e3aafe272 100644
--- a/arch/arm/xen/p2m.c
+++ b/arch/arm/xen/p2m.c
@@ -95,8 +95,10 @@ int set_foreign_p2m_mapping(struct gnttab_map_grant_ref *map_ops,
for (i = 0; i < count; i++) {
if (map_ops[i].status)
continue;
- set_phys_to_machine(map_ops[i].host_addr >> XEN_PAGE_SHIFT,
- map_ops[i].dev_bus_addr >> XEN_PAGE_SHIFT);
+ if (unlikely(!set_phys_to_machine(map_ops[i].host_addr >> XEN_PAGE_SHIFT,
+ map_ops[i].dev_bus_addr >> XEN_PAGE_SHIFT))) {
+ return -ENOMEM;
+ }
}
return 0;
diff --git a/arch/x86/xen/p2m.c b/arch/x86/xen/p2m.c
index be4151f42611..d71942a3c65a 100644
--- a/arch/x86/xen/p2m.c
+++ b/arch/x86/xen/p2m.c
@@ -712,7 +712,8 @@ int set_foreign_p2m_mapping(struct gnttab_map_grant_ref *map_ops,
unsigned long mfn, pfn;
/* Do not add to override if the map failed. */
- if (map_ops[i].status)
+ if (map_ops[i].status != GNTST_okay ||
+ (kmap_ops && kmap_ops[i].status != GNTST_okay))
continue;
if (map_ops[i].flags & GNTMAP_contains_pte) {
@@ -750,17 +751,15 @@ int clear_foreign_p2m_mapping(struct gnttab_unmap_grant_ref *unmap_ops,
unsigned long mfn = __pfn_to_mfn(page_to_pfn(pages[i]));
unsigned long pfn = page_to_pfn(pages[i]);
- if (mfn == INVALID_P2M_ENTRY || !(mfn & FOREIGN_FRAME_BIT)) {
+ if (mfn != INVALID_P2M_ENTRY && (mfn & FOREIGN_FRAME_BIT))
+ set_phys_to_machine(pfn, INVALID_P2M_ENTRY);
+ else
ret = -EINVAL;
- goto out;
- }
-
- set_phys_to_machine(pfn, INVALID_P2M_ENTRY);
}
if (kunmap_ops)
ret = HYPERVISOR_grant_table_op(GNTTABOP_unmap_grant_ref,
- kunmap_ops, count);
-out:
+ kunmap_ops, count) ?: ret;
+
return ret;
}
EXPORT_SYMBOL_GPL(clear_foreign_p2m_mapping);
diff --git a/drivers/block/xen-blkback/blkback.c b/drivers/block/xen-blkback/blkback.c
index 9ebf53903d7b..da16121140ca 100644
--- a/drivers/block/xen-blkback/blkback.c
+++ b/drivers/block/xen-blkback/blkback.c
@@ -794,8 +794,13 @@ static int xen_blkbk_map(struct xen_blkif_ring *ring,
pages[i]->persistent_gnt = persistent_gnt;
} else {
if (gnttab_page_cache_get(&ring->free_pages,
- &pages[i]->page))
- goto out_of_memory;
+ &pages[i]->page)) {
+ gnttab_page_cache_put(&ring->free_pages,
+ pages_to_gnt,
+ segs_to_map);
+ ret = -ENOMEM;
+ goto out;
+ }
addr = vaddr(pages[i]->page);
pages_to_gnt[segs_to_map] = pages[i]->page;
pages[i]->persistent_gnt = NULL;
@@ -811,10 +816,8 @@ static int xen_blkbk_map(struct xen_blkif_ring *ring,
break;
}
- if (segs_to_map) {
+ if (segs_to_map)
ret = gnttab_map_refs(map, NULL, pages_to_gnt, segs_to_map);
- BUG_ON(ret);
- }
/*
* Now swizzle the MFN in our domain with the MFN from the other domain
@@ -830,7 +833,7 @@ static int xen_blkbk_map(struct xen_blkif_ring *ring,
gnttab_page_cache_put(&ring->free_pages,
&pages[seg_idx]->page, 1);
pages[seg_idx]->handle = BLKBACK_INVALID_HANDLE;
- ret |= 1;
+ ret |= !ret;
goto next;
}
pages[seg_idx]->handle = map[new_map_idx].handle;
@@ -882,17 +885,18 @@ static int xen_blkbk_map(struct xen_blkif_ring *ring,
}
segs_to_map = 0;
last_map = map_until;
- if (map_until != num)
+ if (!ret && map_until != num)
goto again;
- return ret;
-
-out_of_memory:
- pr_alert("%s: out of memory\n", __func__);
- gnttab_page_cache_put(&ring->free_pages, pages_to_gnt, segs_to_map);
- for (i = last_map; i < num; i++)
+out:
+ for (i = last_map; i < num; i++) {
+ /* Don't zap current batch's valid persistent grants. */
+ if(i >= last_map + segs_to_map)
+ pages[i]->persistent_gnt = NULL;
pages[i]->handle = BLKBACK_INVALID_HANDLE;
- return -ENOMEM;
+ }
+
+ return ret;
}
static int xen_blkbk_map_seg(struct pending_req *pending_req)
diff --git a/drivers/bluetooth/btusb.c b/drivers/bluetooth/btusb.c
index 80468745d5c5..9f958699141e 100644
--- a/drivers/bluetooth/btusb.c
+++ b/drivers/bluetooth/btusb.c
@@ -480,7 +480,6 @@ static const struct dmi_system_id btusb_needs_reset_resume_table[] = {
#define BTUSB_HW_RESET_ACTIVE 12
#define BTUSB_TX_WAIT_VND_EVT 13
#define BTUSB_WAKEUP_DISABLE 14
-#define BTUSB_USE_ALT1_FOR_WBS 15
struct btusb_data {
struct hci_dev *hdev;
@@ -1710,15 +1709,12 @@ static void btusb_work(struct work_struct *work)
new_alts = data->sco_num;
}
} else if (data->air_mode == HCI_NOTIFY_ENABLE_SCO_TRANSP) {
- /* Check if Alt 6 is supported for Transparent audio */
- if (btusb_find_altsetting(data, 6)) {
- data->usb_alt6_packet_flow = true;
- new_alts = 6;
- } else if (test_bit(BTUSB_USE_ALT1_FOR_WBS, &data->flags)) {
- new_alts = 1;
- } else {
- bt_dev_err(hdev, "Device does not support ALT setting 6");
- }
+ /* Bluetooth USB spec recommends alt 6 (63 bytes), but
+ * many adapters do not support it. Alt 1 appears to
+ * work for all adapters that do not have alt 6, and
+ * which work with WBS at all.
+ */
+ new_alts = btusb_find_altsetting(data, 6) ? 6 : 1;
}
if (btusb_switch_alt_setting(hdev, new_alts) < 0)
@@ -4149,10 +4145,6 @@ static int btusb_probe(struct usb_interface *intf,
* (DEVICE_REMOTE_WAKEUP)
*/
set_bit(BTUSB_WAKEUP_DISABLE, &data->flags);
- if (btusb_find_altsetting(data, 1))
- set_bit(BTUSB_USE_ALT1_FOR_WBS, &data->flags);
- else
- bt_dev_err(hdev, "Device does not support ALT setting 1");
}
if (!reset)
diff --git a/drivers/infiniband/ulp/isert/ib_isert.c b/drivers/infiniband/ulp/isert/ib_isert.c
index 436e17f1d0e5..bd478947b93a 100644
--- a/drivers/infiniband/ulp/isert/ib_isert.c
+++ b/drivers/infiniband/ulp/isert/ib_isert.c
@@ -28,6 +28,18 @@ static int isert_debug_level;
module_param_named(debug_level, isert_debug_level, int, 0644);
MODULE_PARM_DESC(debug_level, "Enable debug tracing if > 0 (default:0)");
+static int isert_sg_tablesize_set(const char *val,
+ const struct kernel_param *kp);
+static const struct kernel_param_ops sg_tablesize_ops = {
+ .set = isert_sg_tablesize_set,
+ .get = param_get_int,
+};
+
+static int isert_sg_tablesize = ISCSI_ISER_DEF_SG_TABLESIZE;
+module_param_cb(sg_tablesize, &sg_tablesize_ops, &isert_sg_tablesize, 0644);
+MODULE_PARM_DESC(sg_tablesize,
+ "Number of gather/scatter entries in a single scsi command, should >= 128 (default: 256, max: 4096)");
+
static DEFINE_MUTEX(device_list_mutex);
static LIST_HEAD(device_list);
static struct workqueue_struct *isert_comp_wq;
@@ -47,6 +59,19 @@ static void isert_send_done(struct ib_cq *cq, struct ib_wc *wc);
static void isert_login_recv_done(struct ib_cq *cq, struct ib_wc *wc);
static void isert_login_send_done(struct ib_cq *cq, struct ib_wc *wc);
+static int isert_sg_tablesize_set(const char *val, const struct kernel_param *kp)
+{
+ int n = 0, ret;
+
+ ret = kstrtoint(val, 10, &n);
+ if (ret != 0 || n < ISCSI_ISER_MIN_SG_TABLESIZE ||
+ n > ISCSI_ISER_MAX_SG_TABLESIZE)
+ return -EINVAL;
+
+ return param_set_int(val, kp);
+}
+
+
static inline bool
isert_prot_cmd(struct isert_conn *conn, struct se_cmd *cmd)
{
@@ -101,7 +126,7 @@ isert_create_qp(struct isert_conn *isert_conn,
attr.cap.max_send_wr = ISERT_QP_MAX_REQ_DTOS + 1;
attr.cap.max_recv_wr = ISERT_QP_MAX_RECV_DTOS + 1;
factor = rdma_rw_mr_factor(device->ib_device, cma_id->port_num,
- ISCSI_ISER_MAX_SG_TABLESIZE);
+ isert_sg_tablesize);
attr.cap.max_rdma_ctxs = ISCSI_DEF_XMIT_CMDS_MAX * factor;
attr.cap.max_send_sge = device->ib_device->attrs.max_send_sge;
attr.cap.max_recv_sge = 1;
diff --git a/drivers/infiniband/ulp/isert/ib_isert.h b/drivers/infiniband/ulp/isert/ib_isert.h
index 7fee4a65e181..6c5af13db4e0 100644
--- a/drivers/infiniband/ulp/isert/ib_isert.h
+++ b/drivers/infiniband/ulp/isert/ib_isert.h
@@ -65,6 +65,12 @@
*/
#define ISER_RX_SIZE (ISCSI_DEF_MAX_RECV_SEG_LEN + 1024)
+/* Default I/O size is 1MB */
+#define ISCSI_ISER_DEF_SG_TABLESIZE 256
+
+/* Minimum I/O size is 512KB */
+#define ISCSI_ISER_MIN_SG_TABLESIZE 128
+
/* Maximum support is 16MB I/O size */
#define ISCSI_ISER_MAX_SG_TABLESIZE 4096
diff --git a/drivers/media/usb/pwc/pwc-if.c b/drivers/media/usb/pwc/pwc-if.c
index 61869636ec61..5e3339cc31c0 100644
--- a/drivers/media/usb/pwc/pwc-if.c
+++ b/drivers/media/usb/pwc/pwc-if.c
@@ -155,16 +155,17 @@ static const struct video_device pwc_template = {
/***************************************************************************/
/* Private functions */
-static void *pwc_alloc_urb_buffer(struct device *dev,
+static void *pwc_alloc_urb_buffer(struct usb_device *dev,
size_t size, dma_addr_t *dma_handle)
{
+ struct device *dmadev = dev->bus->sysdev;
void *buffer = kmalloc(size, GFP_KERNEL);
if (!buffer)
return NULL;
- *dma_handle = dma_map_single(dev, buffer, size, DMA_FROM_DEVICE);
- if (dma_mapping_error(dev, *dma_handle)) {
+ *dma_handle = dma_map_single(dmadev, buffer, size, DMA_FROM_DEVICE);
+ if (dma_mapping_error(dmadev, *dma_handle)) {
kfree(buffer);
return NULL;
}
@@ -172,12 +173,14 @@ static void *pwc_alloc_urb_buffer(struct device *dev,
return buffer;
}
-static void pwc_free_urb_buffer(struct device *dev,
+static void pwc_free_urb_buffer(struct usb_device *dev,
size_t size,
void *buffer,
dma_addr_t dma_handle)
{
- dma_unmap_single(dev, dma_handle, size, DMA_FROM_DEVICE);
+ struct device *dmadev = dev->bus->sysdev;
+
+ dma_unmap_single(dmadev, dma_handle, size, DMA_FROM_DEVICE);
kfree(buffer);
}
@@ -282,6 +285,7 @@ static void pwc_frame_complete(struct pwc_device *pdev)
static void pwc_isoc_handler(struct urb *urb)
{
struct pwc_device *pdev = (struct pwc_device *)urb->context;
+ struct device *dmadev = urb->dev->bus->sysdev;
int i, fst, flen;
unsigned char *iso_buf = NULL;
@@ -328,7 +332,7 @@ static void pwc_isoc_handler(struct urb *urb)
/* Reset ISOC error counter. We did get here, after all. */
pdev->visoc_errors = 0;
- dma_sync_single_for_cpu(&urb->dev->dev,
+ dma_sync_single_for_cpu(dmadev,
urb->transfer_dma,
urb->transfer_buffer_length,
DMA_FROM_DEVICE);
@@ -379,7 +383,7 @@ static void pwc_isoc_handler(struct urb *urb)
pdev->vlast_packet_size = flen;
}
- dma_sync_single_for_device(&urb->dev->dev,
+ dma_sync_single_for_device(dmadev,
urb->transfer_dma,
urb->transfer_buffer_length,
DMA_FROM_DEVICE);
@@ -461,7 +465,7 @@ static int pwc_isoc_init(struct pwc_device *pdev)
urb->pipe = usb_rcvisocpipe(udev, pdev->vendpoint);
urb->transfer_flags = URB_ISO_ASAP | URB_NO_TRANSFER_DMA_MAP;
urb->transfer_buffer_length = ISO_BUFFER_SIZE;
- urb->transfer_buffer = pwc_alloc_urb_buffer(&udev->dev,
+ urb->transfer_buffer = pwc_alloc_urb_buffer(udev,
urb->transfer_buffer_length,
&urb->transfer_dma);
if (urb->transfer_buffer == NULL) {
@@ -524,7 +528,7 @@ static void pwc_iso_free(struct pwc_device *pdev)
if (urb) {
PWC_DEBUG_MEMORY("Freeing URB\n");
if (urb->transfer_buffer)
- pwc_free_urb_buffer(&urb->dev->dev,
+ pwc_free_urb_buffer(urb->dev,
urb->transfer_buffer_length,
urb->transfer_buffer,
urb->transfer_dma);
diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/mcu.c b/drivers/net/wireless/mediatek/mt76/mt7615/mcu.c
index 31b40fb83f6c..c31036f57aef 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7615/mcu.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7615/mcu.c
@@ -2718,11 +2718,11 @@ int mt7615_mcu_rdd_cmd(struct mt7615_dev *dev,
int mt7615_mcu_set_fcc5_lpn(struct mt7615_dev *dev, int val)
{
struct {
- u16 tag;
- u16 min_lpn;
+ __le16 tag;
+ __le16 min_lpn;
} req = {
- .tag = 0x1,
- .min_lpn = val,
+ .tag = cpu_to_le16(0x1),
+ .min_lpn = cpu_to_le16(val),
};
return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_SET_RDD_TH,
@@ -2733,14 +2733,27 @@ int mt7615_mcu_set_pulse_th(struct mt7615_dev *dev,
const struct mt7615_dfs_pulse *pulse)
{
struct {
- u16 tag;
- struct mt7615_dfs_pulse pulse;
+ __le16 tag;
+ __le32 max_width; /* us */
+ __le32 max_pwr; /* dbm */
+ __le32 min_pwr; /* dbm */
+ __le32 min_stgr_pri; /* us */
+ __le32 max_stgr_pri; /* us */
+ __le32 min_cr_pri; /* us */
+ __le32 max_cr_pri; /* us */
} req = {
- .tag = 0x3,
+ .tag = cpu_to_le16(0x3),
+#define __req_field(field) .field = cpu_to_le32(pulse->field)
+ __req_field(max_width),
+ __req_field(max_pwr),
+ __req_field(min_pwr),
+ __req_field(min_stgr_pri),
+ __req_field(max_stgr_pri),
+ __req_field(min_cr_pri),
+ __req_field(max_cr_pri),
+#undef __req_field
};
- memcpy(&req.pulse, pulse, sizeof(*pulse));
-
return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_SET_RDD_TH,
&req, sizeof(req), true);
}
@@ -2749,16 +2762,45 @@ int mt7615_mcu_set_radar_th(struct mt7615_dev *dev, int index,
const struct mt7615_dfs_pattern *pattern)
{
struct {
- u16 tag;
- u16 radar_type;
- struct mt7615_dfs_pattern pattern;
+ __le16 tag;
+ __le16 radar_type;
+ u8 enb;
+ u8 stgr;
+ u8 min_crpn;
+ u8 max_crpn;
+ u8 min_crpr;
+ u8 min_pw;
+ u8 max_pw;
+ __le32 min_pri;
+ __le32 max_pri;
+ u8 min_crbn;
+ u8 max_crbn;
+ u8 min_stgpn;
+ u8 max_stgpn;
+ u8 min_stgpr;
} req = {
- .tag = 0x2,
- .radar_type = index,
+ .tag = cpu_to_le16(0x2),
+ .radar_type = cpu_to_le16(index),
+#define __req_field_u8(field) .field = pattern->field
+#define __req_field_u32(field) .field = cpu_to_le32(pattern->field)
+ __req_field_u8(enb),
+ __req_field_u8(stgr),
+ __req_field_u8(min_crpn),
+ __req_field_u8(max_crpn),
+ __req_field_u8(min_crpr),
+ __req_field_u8(min_pw),
+ __req_field_u8(max_pw),
+ __req_field_u32(min_pri),
+ __req_field_u32(max_pri),
+ __req_field_u8(min_crbn),
+ __req_field_u8(max_crbn),
+ __req_field_u8(min_stgpn),
+ __req_field_u8(max_stgpn),
+ __req_field_u8(min_stgpr),
+#undef __req_field_u8
+#undef __req_field_u32
};
- memcpy(&req.pattern, pattern, sizeof(*pattern));
-
return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_SET_RDD_TH,
&req, sizeof(req), true);
}
@@ -2769,9 +2811,9 @@ int mt7615_mcu_rdd_send_pattern(struct mt7615_dev *dev)
u8 pulse_num;
u8 rsv[3];
struct {
- u32 start_time;
- u16 width;
- s16 power;
+ __le32 start_time;
+ __le16 width;
+ __le16 power;
} pattern[32];
} req = {
.pulse_num = dev->radar_pattern.n_pulses,
@@ -2784,10 +2826,11 @@ int mt7615_mcu_rdd_send_pattern(struct mt7615_dev *dev)
/* TODO: add some noise here */
for (i = 0; i < dev->radar_pattern.n_pulses; i++) {
- req.pattern[i].width = dev->radar_pattern.width;
- req.pattern[i].power = dev->radar_pattern.power;
- req.pattern[i].start_time = start_time +
- i * dev->radar_pattern.period;
+ u32 ts = start_time + i * dev->radar_pattern.period;
+
+ req.pattern[i].width = cpu_to_le16(dev->radar_pattern.width);
+ req.pattern[i].power = cpu_to_le16(dev->radar_pattern.power);
+ req.pattern[i].start_time = cpu_to_le32(ts);
}
return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_SET_RDD_PATTERN,
diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c b/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c
index a3ccc1785661..ea7140975151 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c
@@ -2835,7 +2835,7 @@ int mt7915_mcu_fw_dbg_ctrl(struct mt7915_dev *dev, u32 module, u8 level)
struct {
u8 ver;
u8 pad;
- u16 len;
+ __le16 len;
u8 level;
u8 rsv[3];
__le32 module_idx;
@@ -3070,12 +3070,12 @@ int mt7915_mcu_rdd_cmd(struct mt7915_dev *dev,
int mt7915_mcu_set_fcc5_lpn(struct mt7915_dev *dev, int val)
{
struct {
- u32 tag;
- u16 min_lpn;
+ __le32 tag;
+ __le16 min_lpn;
u8 rsv[2];
} __packed req = {
- .tag = 0x1,
- .min_lpn = val,
+ .tag = cpu_to_le32(0x1),
+ .min_lpn = cpu_to_le16(val),
};
return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_SET_RDD_TH,
@@ -3086,14 +3086,29 @@ int mt7915_mcu_set_pulse_th(struct mt7915_dev *dev,
const struct mt7915_dfs_pulse *pulse)
{
struct {
- u32 tag;
- struct mt7915_dfs_pulse pulse;
+ __le32 tag;
+
+ __le32 max_width; /* us */
+ __le32 max_pwr; /* dbm */
+ __le32 min_pwr; /* dbm */
+ __le32 min_stgr_pri; /* us */
+ __le32 max_stgr_pri; /* us */
+ __le32 min_cr_pri; /* us */
+ __le32 max_cr_pri; /* us */
} __packed req = {
- .tag = 0x3,
+ .tag = cpu_to_le32(0x3),
+
+#define __req_field(field) .field = cpu_to_le32(pulse->field)
+ __req_field(max_width),
+ __req_field(max_pwr),
+ __req_field(min_pwr),
+ __req_field(min_stgr_pri),
+ __req_field(max_stgr_pri),
+ __req_field(min_cr_pri),
+ __req_field(max_cr_pri),
+#undef __req_field
};
- memcpy(&req.pulse, pulse, sizeof(*pulse));
-
return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_SET_RDD_TH,
&req, sizeof(req), true);
}
@@ -3102,16 +3117,50 @@ int mt7915_mcu_set_radar_th(struct mt7915_dev *dev, int index,
const struct mt7915_dfs_pattern *pattern)
{
struct {
- u32 tag;
- u16 radar_type;
- struct mt7915_dfs_pattern pattern;
+ __le32 tag;
+ __le16 radar_type;
+
+ u8 enb;
+ u8 stgr;
+ u8 min_crpn;
+ u8 max_crpn;
+ u8 min_crpr;
+ u8 min_pw;
+ u32 min_pri;
+ u32 max_pri;
+ u8 max_pw;
+ u8 min_crbn;
+ u8 max_crbn;
+ u8 min_stgpn;
+ u8 max_stgpn;
+ u8 min_stgpr;
+ u8 rsv[2];
+ u32 min_stgpr_diff;
} __packed req = {
- .tag = 0x2,
- .radar_type = index,
+ .tag = cpu_to_le32(0x2),
+ .radar_type = cpu_to_le16(index),
+
+#define __req_field_u8(field) .field = pattern->field
+#define __req_field_u32(field) .field = cpu_to_le32(pattern->field)
+ __req_field_u8(enb),
+ __req_field_u8(stgr),
+ __req_field_u8(min_crpn),
+ __req_field_u8(max_crpn),
+ __req_field_u8(min_crpr),
+ __req_field_u8(min_pw),
+ __req_field_u32(min_pri),
+ __req_field_u32(max_pri),
+ __req_field_u8(max_pw),
+ __req_field_u8(min_crbn),
+ __req_field_u8(max_crbn),
+ __req_field_u8(min_stgpn),
+ __req_field_u8(max_stgpn),
+ __req_field_u8(min_stgpr),
+ __req_field_u32(min_stgpr_diff),
+#undef __req_field_u8
+#undef __req_field_u32
};
- memcpy(&req.pattern, pattern, sizeof(*pattern));
-
return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_SET_RDD_TH,
&req, sizeof(req), true);
}
@@ -3342,12 +3391,12 @@ int mt7915_mcu_add_obss_spr(struct mt7915_dev *dev, struct ieee80211_vif *vif,
u8 drop_tx_idx;
u8 sta_idx; /* 256 sta */
u8 rsv[2];
- u32 val;
+ __le32 val;
} __packed req = {
.action = MT_SPR_ENABLE,
.arg_num = 1,
.band_idx = mvif->band_idx,
- .val = enable,
+ .val = cpu_to_le32(enable),
};
return __mt76_mcu_send_msg(&dev->mt76, MCU_EXT_CMD_SET_SPR,
diff --git a/drivers/net/xen-netback/netback.c b/drivers/net/xen-netback/netback.c
index bc3421d14576..423667b83751 100644
--- a/drivers/net/xen-netback/netback.c
+++ b/drivers/net/xen-netback/netback.c
@@ -1342,13 +1342,11 @@ int xenvif_tx_action(struct xenvif_queue *queue, int budget)
return 0;
gnttab_batch_copy(queue->tx_copy_ops, nr_cops);
- if (nr_mops != 0) {
+ if (nr_mops != 0)
ret = gnttab_map_refs(queue->tx_map_ops,
NULL,
queue->pages_to_map,
nr_mops);
- BUG_ON(ret);
- }
work_done = xenvif_tx_submit(queue);
diff --git a/drivers/tty/tty_io.c b/drivers/tty/tty_io.c
index ff87cb51747d..21cd5ac6ca8b 100644
--- a/drivers/tty/tty_io.c
+++ b/drivers/tty/tty_io.c
@@ -963,11 +963,14 @@ static inline ssize_t do_tty_write(
if (ret <= 0)
break;
+ written += ret;
+ if (ret > size)
+ break;
+
/* FIXME! Have Al check this! */
if (ret != size)
iov_iter_revert(from, size-ret);
- written += ret;
count -= ret;
if (!count)
break;
diff --git a/drivers/vdpa/vdpa_sim/vdpa_sim.c b/drivers/vdpa/vdpa_sim/vdpa_sim.c
index 6a90fdb9cbfc..f2ad450db547 100644
--- a/drivers/vdpa/vdpa_sim/vdpa_sim.c
+++ b/drivers/vdpa/vdpa_sim/vdpa_sim.c
@@ -42,6 +42,8 @@ static char *macaddr;
module_param(macaddr, charp, 0);
MODULE_PARM_DESC(macaddr, "Ethernet MAC address");
+u8 macaddr_buf[ETH_ALEN];
+
struct vdpasim_virtqueue {
struct vringh vring;
struct vringh_kiov iov;
@@ -67,14 +69,24 @@ static u64 vdpasim_features = (1ULL << VIRTIO_F_ANY_LAYOUT) |
(1ULL << VIRTIO_F_ACCESS_PLATFORM) |
(1ULL << VIRTIO_NET_F_MAC);
+struct vdpasim;
+
+struct vdpasim_dev_attr {
+ size_t config_size;
+ int nvqs;
+ void (*get_config)(struct vdpasim *vdpasim, void *config);
+};
+
/* State of each vdpasim device */
struct vdpasim {
struct vdpa_device vdpa;
- struct vdpasim_virtqueue vqs[VDPASIM_VQ_NUM];
+ struct vdpasim_virtqueue *vqs;
struct work_struct work;
+ struct vdpasim_dev_attr dev_attr;
/* spinlock to synchronize virtqueue state */
spinlock_t lock;
- struct virtio_net_config config;
+ /* virtio config according to device type */
+ void *config;
struct vhost_iotlb *iommu;
void *buffer;
u32 status;
@@ -144,7 +156,7 @@ static void vdpasim_reset(struct vdpasim *vdpasim)
{
int i;
- for (i = 0; i < VDPASIM_VQ_NUM; i++)
+ for (i = 0; i < vdpasim->dev_attr.nvqs; i++)
vdpasim_vq_reset(&vdpasim->vqs[i]);
spin_lock(&vdpasim->iommu_lock);
@@ -345,22 +357,24 @@ static const struct dma_map_ops vdpasim_dma_ops = {
static const struct vdpa_config_ops vdpasim_net_config_ops;
static const struct vdpa_config_ops vdpasim_net_batch_config_ops;
-static struct vdpasim *vdpasim_create(void)
+static struct vdpasim *vdpasim_create(struct vdpasim_dev_attr *dev_attr)
{
const struct vdpa_config_ops *ops;
struct vdpasim *vdpasim;
struct device *dev;
- int ret = -ENOMEM;
+ int i, ret = -ENOMEM;
if (batch_mapping)
ops = &vdpasim_net_batch_config_ops;
else
ops = &vdpasim_net_config_ops;
- vdpasim = vdpa_alloc_device(struct vdpasim, vdpa, NULL, ops, VDPASIM_VQ_NUM);
+ vdpasim = vdpa_alloc_device(struct vdpasim, vdpa, NULL, ops,
+ dev_attr->nvqs);
if (!vdpasim)
goto err_alloc;
+ vdpasim->dev_attr = *dev_attr;
INIT_WORK(&vdpasim->work, vdpasim_work);
spin_lock_init(&vdpasim->lock);
spin_lock_init(&vdpasim->iommu_lock);
@@ -371,6 +385,15 @@ static struct vdpasim *vdpasim_create(void)
goto err_iommu;
set_dma_ops(dev, &vdpasim_dma_ops);
+ vdpasim->config = kzalloc(dev_attr->config_size, GFP_KERNEL);
+ if (!vdpasim->config)
+ goto err_iommu;
+
+ vdpasim->vqs = kcalloc(dev_attr->nvqs, sizeof(struct vdpasim_virtqueue),
+ GFP_KERNEL);
+ if (!vdpasim->vqs)
+ goto err_iommu;
+
vdpasim->iommu = vhost_iotlb_alloc(2048, 0);
if (!vdpasim->iommu)
goto err_iommu;
@@ -380,17 +403,17 @@ static struct vdpasim *vdpasim_create(void)
goto err_iommu;
if (macaddr) {
- mac_pton(macaddr, vdpasim->config.mac);
- if (!is_valid_ether_addr(vdpasim->config.mac)) {
+ mac_pton(macaddr, macaddr_buf);
+ if (!is_valid_ether_addr(macaddr_buf)) {
ret = -EADDRNOTAVAIL;
goto err_iommu;
}
} else {
- eth_random_addr(vdpasim->config.mac);
+ eth_random_addr(macaddr_buf);
}
- vringh_set_iotlb(&vdpasim->vqs[0].vring, vdpasim->iommu);
- vringh_set_iotlb(&vdpasim->vqs[1].vring, vdpasim->iommu);
+ for (i = 0; i < dev_attr->nvqs; i++)
+ vringh_set_iotlb(&vdpasim->vqs[i].vring, vdpasim->iommu);
vdpasim->vdpa.dma_dev = dev;
ret = vdpa_register_device(&vdpasim->vdpa);
@@ -504,7 +527,6 @@ static u64 vdpasim_get_features(struct vdpa_device *vdpa)
static int vdpasim_set_features(struct vdpa_device *vdpa, u64 features)
{
struct vdpasim *vdpasim = vdpa_to_sim(vdpa);
- struct virtio_net_config *config = &vdpasim->config;
/* DMA mapping must be done by driver */
if (!(features & (1ULL << VIRTIO_F_ACCESS_PLATFORM)))
@@ -512,14 +534,6 @@ static int vdpasim_set_features(struct vdpa_device *vdpa, u64 features)
vdpasim->features = features & vdpasim_features;
- /* We generally only know whether guest is using the legacy interface
- * here, so generally that's the earliest we can set config fields.
- * Note: We actually require VIRTIO_F_ACCESS_PLATFORM above which
- * implies VIRTIO_F_VERSION_1, but let's not try to be clever here.
- */
-
- config->mtu = cpu_to_vdpasim16(vdpasim, 1500);
- config->status = cpu_to_vdpasim16(vdpasim, VIRTIO_NET_S_LINK_UP);
return 0;
}
@@ -572,8 +586,13 @@ static void vdpasim_get_config(struct vdpa_device *vdpa, unsigned int offset,
{
struct vdpasim *vdpasim = vdpa_to_sim(vdpa);
- if (offset + len < sizeof(struct virtio_net_config))
- memcpy(buf, (u8 *)&vdpasim->config + offset, len);
+ if (offset + len > vdpasim->dev_attr.config_size)
+ return;
+
+ if (vdpasim->dev_attr.get_config)
+ vdpasim->dev_attr.get_config(vdpasim, vdpasim->config);
+
+ memcpy(buf, vdpasim->config + offset, len);
}
static void vdpasim_set_config(struct vdpa_device *vdpa, unsigned int offset,
@@ -659,6 +678,8 @@ static void vdpasim_free(struct vdpa_device *vdpa)
kfree(vdpasim->buffer);
if (vdpasim->iommu)
vhost_iotlb_free(vdpasim->iommu);
+ kfree(vdpasim->vqs);
+ kfree(vdpasim->config);
}
static const struct vdpa_config_ops vdpasim_net_config_ops = {
@@ -714,9 +735,25 @@ static const struct vdpa_config_ops vdpasim_net_batch_config_ops = {
.free = vdpasim_free,
};
+static void vdpasim_net_get_config(struct vdpasim *vdpasim, void *config)
+{
+ struct virtio_net_config *net_config =
+ (struct virtio_net_config *)config;
+
+ net_config->mtu = cpu_to_vdpasim16(vdpasim, 1500);
+ net_config->status = cpu_to_vdpasim16(vdpasim, VIRTIO_NET_S_LINK_UP);
+ memcpy(net_config->mac, macaddr_buf, ETH_ALEN);
+}
+
static int __init vdpasim_dev_init(void)
{
- vdpasim_dev = vdpasim_create();
+ struct vdpasim_dev_attr dev_attr = {};
+
+ dev_attr.nvqs = VDPASIM_VQ_NUM;
+ dev_attr.config_size = sizeof(struct virtio_net_config);
+ dev_attr.get_config = vdpasim_net_get_config;
+
+ vdpasim_dev = vdpasim_create(&dev_attr);
if (!IS_ERR(vdpasim_dev))
return 0;
diff --git a/drivers/xen/gntdev.c b/drivers/xen/gntdev.c
index a36b71286bcf..5447c5156b2e 100644
--- a/drivers/xen/gntdev.c
+++ b/drivers/xen/gntdev.c
@@ -309,44 +309,47 @@ int gntdev_map_grant_pages(struct gntdev_grant_map *map)
* to the kernel linear addresses of the struct pages.
* These ptes are completely different from the user ptes dealt
* with find_grant_ptes.
+ * Note that GNTMAP_device_map isn't needed here: The
+ * dev_bus_addr output field gets consumed only from ->map_ops,
+ * and by not requesting it when mapping we also avoid needing
+ * to mirror dev_bus_addr into ->unmap_ops (and holding an extra
+ * reference to the page in the hypervisor).
*/
+ unsigned int flags = (map->flags & ~GNTMAP_device_map) |
+ GNTMAP_host_map;
+
for (i = 0; i < map->count; i++) {
unsigned long address = (unsigned long)
pfn_to_kaddr(page_to_pfn(map->pages[i]));
BUG_ON(PageHighMem(map->pages[i]));
- gnttab_set_map_op(&map->kmap_ops[i], address,
- map->flags | GNTMAP_host_map,
+ gnttab_set_map_op(&map->kmap_ops[i], address, flags,
map->grants[i].ref,
map->grants[i].domid);
gnttab_set_unmap_op(&map->kunmap_ops[i], address,
- map->flags | GNTMAP_host_map, -1);
+ flags, -1);
}
}
pr_debug("map %d+%d\n", map->index, map->count);
err = gnttab_map_refs(map->map_ops, use_ptemod ? map->kmap_ops : NULL,
map->pages, map->count);
- if (err)
- return err;
for (i = 0; i < map->count; i++) {
- if (map->map_ops[i].status) {
+ if (map->map_ops[i].status == GNTST_okay)
+ map->unmap_ops[i].handle = map->map_ops[i].handle;
+ else if (!err)
err = -EINVAL;
- continue;
- }
- map->unmap_ops[i].handle = map->map_ops[i].handle;
- if (use_ptemod)
- map->kunmap_ops[i].handle = map->kmap_ops[i].handle;
-#ifdef CONFIG_XEN_GRANT_DMA_ALLOC
- else if (map->dma_vaddr) {
- unsigned long bfn;
+ if (map->flags & GNTMAP_device_map)
+ map->unmap_ops[i].dev_bus_addr = map->map_ops[i].dev_bus_addr;
- bfn = pfn_to_bfn(page_to_pfn(map->pages[i]));
- map->unmap_ops[i].dev_bus_addr = __pfn_to_phys(bfn);
+ if (use_ptemod) {
+ if (map->kmap_ops[i].status == GNTST_okay)
+ map->kunmap_ops[i].handle = map->kmap_ops[i].handle;
+ else if (!err)
+ err = -EINVAL;
}
-#endif
}
return err;
}
diff --git a/drivers/xen/xen-scsiback.c b/drivers/xen/xen-scsiback.c
index 862162dca33c..9cd4fe8ce680 100644
--- a/drivers/xen/xen-scsiback.c
+++ b/drivers/xen/xen-scsiback.c
@@ -386,12 +386,12 @@ static int scsiback_gnttab_data_map_batch(struct gnttab_map_grant_ref *map,
return 0;
err = gnttab_map_refs(map, NULL, pg, cnt);
- BUG_ON(err);
for (i = 0; i < cnt; i++) {
if (unlikely(map[i].status != GNTST_okay)) {
pr_err("invalid buffer -- could not remap it\n");
map[i].handle = SCSIBACK_INVALID_HANDLE;
- err = -ENOMEM;
+ if (!err)
+ err = -ENOMEM;
} else {
get_page(pg[i]);
}
diff --git a/fs/btrfs/ctree.h b/fs/btrfs/ctree.h
index 30ea9780725f..b6884eda9ff6 100644
--- a/fs/btrfs/ctree.h
+++ b/fs/btrfs/ctree.h
@@ -146,9 +146,6 @@ enum {
BTRFS_FS_STATE_DEV_REPLACING,
/* The btrfs_fs_info created for self-tests */
BTRFS_FS_STATE_DUMMY_FS_INFO,
-
- /* Indicate that we can't trust the free space tree for caching yet */
- BTRFS_FS_FREE_SPACE_TREE_UNTRUSTED,
};
#define BTRFS_BACKREF_REV_MAX 256
@@ -562,6 +559,9 @@ enum {
/* Indicate that the discard workqueue can service discards. */
BTRFS_FS_DISCARD_RUNNING,
+
+ /* Indicate that we can't trust the free space tree for caching yet */
+ BTRFS_FS_FREE_SPACE_TREE_UNTRUSTED,
};
/*
diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c
index acc47e2ffb46..b536d21541a9 100644
--- a/fs/btrfs/inode.c
+++ b/fs/btrfs/inode.c
@@ -8026,8 +8026,12 @@ ssize_t btrfs_direct_IO(struct kiocb *iocb, struct iov_iter *iter)
bool relock = false;
ssize_t ret;
- if (check_direct_IO(fs_info, iter, offset))
+ if (check_direct_IO(fs_info, iter, offset)) {
+ ASSERT(current->journal_info == NULL ||
+ current->journal_info == BTRFS_DIO_SYNC_STUB);
+ current->journal_info = NULL;
return 0;
+ }
count = iov_iter_count(iter);
if (iov_iter_rw(iter) == WRITE) {
diff --git a/include/xen/grant_table.h b/include/xen/grant_table.h
index b9c937b3a149..0b1182a3cf41 100644
--- a/include/xen/grant_table.h
+++ b/include/xen/grant_table.h
@@ -157,6 +157,7 @@ gnttab_set_map_op(struct gnttab_map_grant_ref *map, phys_addr_t addr,
map->flags = flags;
map->ref = ref;
map->dom = domid;
+ map->status = 1; /* arbitrary positive value */
}
static inline void
diff --git a/net/bridge/br.c b/net/bridge/br.c
index 401eeb9142eb..1b169f8e7491 100644
--- a/net/bridge/br.c
+++ b/net/bridge/br.c
@@ -43,7 +43,10 @@ static int br_device_event(struct notifier_block *unused, unsigned long event, v
if (event == NETDEV_REGISTER) {
/* register of bridge completed, add sysfs entries */
- br_sysfs_addbr(dev);
+ err = br_sysfs_addbr(dev);
+ if (err)
+ return notifier_from_errno(err);
+
return NOTIFY_DONE;
}
}
diff --git a/net/core/dev.c b/net/core/dev.c
index da85cb939869..210d0fce58e1 100644
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -3867,6 +3867,7 @@ sch_handle_egress(struct sk_buff *skb, int *ret, struct net_device *dev)
return skb;
/* qdisc_skb_cb(skb)->pkt_len was already set by the caller. */
+ qdisc_skb_cb(skb)->mru = 0;
mini_qdisc_bstats_cpu_update(miniq, skb);
switch (tcf_classify(skb, miniq->filter_list, &cl_res, false)) {
@@ -4950,6 +4951,7 @@ sch_handle_ingress(struct sk_buff *skb, struct packet_type **pt_prev, int *ret,
}
qdisc_skb_cb(skb)->pkt_len = skb->len;
+ qdisc_skb_cb(skb)->mru = 0;
skb->tc_at_ingress = 1;
mini_qdisc_bstats_cpu_update(miniq, skb);
diff --git a/net/mptcp/protocol.c b/net/mptcp/protocol.c
index 967ce9ccfc0d..f56b2e331bb6 100644
--- a/net/mptcp/protocol.c
+++ b/net/mptcp/protocol.c
@@ -1648,8 +1648,11 @@ static struct sock *mptcp_subflow_get_retrans(const struct mptcp_sock *msk)
continue;
/* still data outstanding at TCP level? Don't retransmit. */
- if (!tcp_write_queue_empty(ssk))
+ if (!tcp_write_queue_empty(ssk)) {
+ if (inet_csk(ssk)->icsk_ca_state >= TCP_CA_Loss)
+ continue;
return NULL;
+ }
if (subflow->backup) {
if (!backup)
diff --git a/net/openvswitch/actions.c b/net/openvswitch/actions.c
index c3a664871cb5..e8902a7e60f2 100644
--- a/net/openvswitch/actions.c
+++ b/net/openvswitch/actions.c
@@ -959,16 +959,13 @@ static int dec_ttl_exception_handler(struct datapath *dp, struct sk_buff *skb,
struct sw_flow_key *key,
const struct nlattr *attr, bool last)
{
- /* The first action is always 'OVS_DEC_TTL_ATTR_ARG'. */
- struct nlattr *dec_ttl_arg = nla_data(attr);
+ /* The first attribute is always 'OVS_DEC_TTL_ATTR_ACTION'. */
+ struct nlattr *actions = nla_data(attr);
- if (nla_len(dec_ttl_arg)) {
- struct nlattr *actions = nla_data(dec_ttl_arg);
+ if (nla_len(actions))
+ return clone_execute(dp, skb, key, 0, nla_data(actions),
+ nla_len(actions), last, false);
- if (actions)
- return clone_execute(dp, skb, key, 0, nla_data(actions),
- nla_len(actions), last, false);
- }
consume_skb(skb);
return 0;
}
@@ -1212,7 +1209,7 @@ static int execute_dec_ttl(struct sk_buff *skb, struct sw_flow_key *key)
return -EHOSTUNREACH;
key->ip.ttl = --nh->hop_limit;
- } else {
+ } else if (skb->protocol == htons(ETH_P_IP)) {
struct iphdr *nh;
u8 old_ttl;
diff --git a/net/packet/af_packet.c b/net/packet/af_packet.c
index 7a18ffff8551..a0121e7c98b1 100644
--- a/net/packet/af_packet.c
+++ b/net/packet/af_packet.c
@@ -4615,9 +4615,11 @@ static int __net_init packet_net_init(struct net *net)
mutex_init(&net->packet.sklist_lock);
INIT_HLIST_HEAD(&net->packet.sklist);
+#ifdef CONFIG_PROC_FS
if (!proc_create_net("packet", 0, net->proc_net, &packet_seq_ops,
sizeof(struct seq_net_private)))
return -ENOMEM;
+#endif /* CONFIG_PROC_FS */
return 0;
}
diff --git a/net/qrtr/qrtr.c b/net/qrtr/qrtr.c
index 957aa9263ba4..d7134c558993 100644
--- a/net/qrtr/qrtr.c
+++ b/net/qrtr/qrtr.c
@@ -347,7 +347,7 @@ static int qrtr_node_enqueue(struct qrtr_node *node, struct sk_buff *skb,
hdr->src_port_id = cpu_to_le32(from->sq_port);
if (to->sq_port == QRTR_PORT_CTRL) {
hdr->dst_node_id = cpu_to_le32(node->nid);
- hdr->dst_port_id = cpu_to_le32(QRTR_NODE_BCAST);
+ hdr->dst_port_id = cpu_to_le32(QRTR_PORT_CTRL);
} else {
hdr->dst_node_id = cpu_to_le32(to->sq_node);
hdr->dst_port_id = cpu_to_le32(to->sq_port);
diff --git a/net/sched/Kconfig b/net/sched/Kconfig
index a3b37d88800e..d762e89ab74f 100644
--- a/net/sched/Kconfig
+++ b/net/sched/Kconfig
@@ -813,7 +813,7 @@ config NET_ACT_SAMPLE
config NET_ACT_IPT
tristate "IPtables targets"
- depends on NET_CLS_ACT && NETFILTER && IP_NF_IPTABLES
+ depends on NET_CLS_ACT && NETFILTER && NETFILTER_XTABLES
help
Say Y here to be able to invoke iptables targets after successful
classification.
@@ -912,7 +912,7 @@ config NET_ACT_BPF
config NET_ACT_CONNMARK
tristate "Netfilter Connection Mark Retriever"
- depends on NET_CLS_ACT && NETFILTER && IP_NF_IPTABLES
+ depends on NET_CLS_ACT && NETFILTER
depends on NF_CONNTRACK && NF_CONNTRACK_MARK
help
Say Y here to allow retrieving of conn mark
@@ -924,7 +924,7 @@ config NET_ACT_CONNMARK
config NET_ACT_CTINFO
tristate "Netfilter Connection Mark Actions"
- depends on NET_CLS_ACT && NETFILTER && IP_NF_IPTABLES
+ depends on NET_CLS_ACT && NETFILTER
depends on NF_CONNTRACK && NF_CONNTRACK_MARK
help
Say Y here to allow transfer of a connmark stored information.
diff --git a/net/tls/tls_proc.c b/net/tls/tls_proc.c
index 3a5dd1e07233..feeceb0e4cb4 100644
--- a/net/tls/tls_proc.c
+++ b/net/tls/tls_proc.c
@@ -37,9 +37,12 @@ static int tls_statistics_seq_show(struct seq_file *seq, void *v)
int __net_init tls_proc_init(struct net *net)
{
+#ifdef CONFIG_PROC_FS
if (!proc_create_net_single("tls_stat", 0444, net->proc_net,
tls_statistics_seq_show, NULL))
return -ENOMEM;
+#endif /* CONFIG_PROC_FS */
+
return 0;
}
prev parent reply other threads:[~2021-02-23 15:13 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-02-23 15:10 Linux 5.10.18 Greg Kroah-Hartman
2021-02-23 15:10 ` Greg Kroah-Hartman [this message]
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=1614093057140233@kroah.com \
--to=gregkh@linuxfoundation.org \
--cc=akpm@linux-foundation.org \
--cc=jslaby@suse.cz \
--cc=linux-kernel@vger.kernel.org \
--cc=lwn@lwn.net \
--cc=stable@vger.kernel.org \
--cc=torvalds@linux-foundation.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.