* [PATCH 21/60] scsi: remove the second argument of k[un]map_atomic()
[not found] ` <1328852421-19678-1-git-send-email-amwang-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
@ 2012-02-10 5:39 ` Cong Wang
0 siblings, 0 replies; 4+ messages in thread
From: Cong Wang @ 2012-02-10 5:39 UTC (permalink / raw)
To: linux-kernel-u79uwXL29TY76Z2rM5mHXA
Cc: Andrew Morton, Cong Wang, James E.J. Bottomley,
Bhanu Prakash Gollapudi, Robert Love, Achim Leubner,
Adaptec OEM Raid Solutions, Dave Jeffery, Intel SCU Linux support,
Dan Williams, Dave Jiang, Ed Nadolski, Mike Christie,
Neela Syam Kolli, James Bottomley, Tomas henzl, Nick Cheng,
Tejun Heo, David S. Miller
Signed-off-by: Cong Wang <amwang-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
---
drivers/scsi/arcmsr/arcmsr_hba.c | 8 ++++----
drivers/scsi/bnx2fc/bnx2fc_fcoe.c | 5 ++---
drivers/scsi/cxgbi/libcxgbi.c | 5 ++---
drivers/scsi/fcoe/fcoe.c | 4 ++--
drivers/scsi/fcoe/fcoe_transport.c | 5 ++---
drivers/scsi/gdth.c | 4 ++--
drivers/scsi/ips.c | 6 +++---
drivers/scsi/isci/request.c | 16 ++++++++--------
drivers/scsi/libfc/fc_fcp.c | 8 ++++----
drivers/scsi/libfc/fc_libfc.c | 8 +++-----
drivers/scsi/libfc/fc_libfc.h | 2 +-
drivers/scsi/libfc/fc_lport.c | 2 +-
drivers/scsi/libiscsi_tcp.c | 4 ++--
drivers/scsi/libsas/sas_host_smp.c | 8 ++++----
drivers/scsi/megaraid.c | 4 ++--
drivers/scsi/mvsas/mv_sas.c | 4 ++--
drivers/scsi/scsi_debug.c | 24 ++++++++++++------------
drivers/scsi/scsi_lib.c | 4 ++--
drivers/scsi/sd_dif.c | 12 ++++++------
19 files changed, 64 insertions(+), 69 deletions(-)
diff --git a/drivers/scsi/arcmsr/arcmsr_hba.c b/drivers/scsi/arcmsr/arcmsr_hba.c
index f980600..2fe9e90 100644
--- a/drivers/scsi/arcmsr/arcmsr_hba.c
+++ b/drivers/scsi/arcmsr/arcmsr_hba.c
@@ -1736,7 +1736,7 @@ static int arcmsr_iop_message_xfer(struct AdapterControlBlock *acb,
(uint32_t ) cmd->cmnd[8];
/* 4 bytes: Areca io control code */
sg = scsi_sglist(cmd);
- buffer = kmap_atomic(sg_page(sg), KM_IRQ0) + sg->offset;
+ buffer = kmap_atomic(sg_page(sg)) + sg->offset;
if (scsi_sg_count(cmd) > 1) {
retvalue = ARCMSR_MESSAGE_FAIL;
goto message_out;
@@ -1985,7 +1985,7 @@ static int arcmsr_iop_message_xfer(struct AdapterControlBlock *acb,
}
message_out:
sg = scsi_sglist(cmd);
- kunmap_atomic(buffer - sg->offset, KM_IRQ0);
+ kunmap_atomic(buffer - sg->offset);
return retvalue;
}
@@ -2035,11 +2035,11 @@ static void arcmsr_handle_virtual_command(struct AdapterControlBlock *acb,
strncpy(&inqdata[32], "R001", 4); /* Product Revision */
sg = scsi_sglist(cmd);
- buffer = kmap_atomic(sg_page(sg), KM_IRQ0) + sg->offset;
+ buffer = kmap_atomic(sg_page(sg)) + sg->offset;
memcpy(buffer, inqdata, sizeof(inqdata));
sg = scsi_sglist(cmd);
- kunmap_atomic(buffer - sg->offset, KM_IRQ0);
+ kunmap_atomic(buffer - sg->offset);
cmd->scsi_done(cmd);
}
diff --git a/drivers/scsi/bnx2fc/bnx2fc_fcoe.c b/drivers/scsi/bnx2fc/bnx2fc_fcoe.c
index 8c6156a..a9af42e 100644
--- a/drivers/scsi/bnx2fc/bnx2fc_fcoe.c
+++ b/drivers/scsi/bnx2fc/bnx2fc_fcoe.c
@@ -322,8 +322,7 @@ static int bnx2fc_xmit(struct fc_lport *lport, struct fc_frame *fp)
return -ENOMEM;
}
frag = &skb_shinfo(skb)->frags[skb_shinfo(skb)->nr_frags - 1];
- cp = kmap_atomic(skb_frag_page(frag), KM_SKB_DATA_SOFTIRQ)
- + frag->page_offset;
+ cp = kmap_atomic(skb_frag_page(frag)) + frag->page_offset;
} else {
cp = (struct fcoe_crc_eof *)skb_put(skb, tlen);
}
@@ -332,7 +331,7 @@ static int bnx2fc_xmit(struct fc_lport *lport, struct fc_frame *fp)
cp->fcoe_eof = eof;
cp->fcoe_crc32 = cpu_to_le32(~crc);
if (skb_is_nonlinear(skb)) {
- kunmap_atomic(cp, KM_SKB_DATA_SOFTIRQ);
+ kunmap_atomic(cp);
cp = NULL;
}
diff --git a/drivers/scsi/cxgbi/libcxgbi.c b/drivers/scsi/cxgbi/libcxgbi.c
index d3ff9cd..89afd6d 100644
--- a/drivers/scsi/cxgbi/libcxgbi.c
+++ b/drivers/scsi/cxgbi/libcxgbi.c
@@ -1956,12 +1956,11 @@ int cxgbi_conn_init_pdu(struct iscsi_task *task, unsigned int offset,
/* data fits in the skb's headroom */
for (i = 0; i < tdata->nr_frags; i++, frag++) {
- char *src = kmap_atomic(frag->page,
- KM_SOFTIRQ0);
+ char *src = kmap_atomic(frag->page);
memcpy(dst, src+frag->offset, frag->size);
dst += frag->size;
- kunmap_atomic(src, KM_SOFTIRQ0);
+ kunmap_atomic(src);
}
if (padlen) {
memset(dst, 0, padlen);
diff --git a/drivers/scsi/fcoe/fcoe.c b/drivers/scsi/fcoe/fcoe.c
index e959960..1094357 100644
--- a/drivers/scsi/fcoe/fcoe.c
+++ b/drivers/scsi/fcoe/fcoe.c
@@ -1515,7 +1515,7 @@ static int fcoe_xmit(struct fc_lport *lport, struct fc_frame *fp)
return -ENOMEM;
}
frag = &skb_shinfo(skb)->frags[skb_shinfo(skb)->nr_frags - 1];
- cp = kmap_atomic(skb_frag_page(frag), KM_SKB_DATA_SOFTIRQ)
+ cp = kmap_atomic(skb_frag_page(frag))
+ frag->page_offset;
} else {
cp = (struct fcoe_crc_eof *)skb_put(skb, tlen);
@@ -1526,7 +1526,7 @@ static int fcoe_xmit(struct fc_lport *lport, struct fc_frame *fp)
cp->fcoe_crc32 = cpu_to_le32(~crc);
if (skb_is_nonlinear(skb)) {
- kunmap_atomic(cp, KM_SKB_DATA_SOFTIRQ);
+ kunmap_atomic(cp);
cp = NULL;
}
diff --git a/drivers/scsi/fcoe/fcoe_transport.c b/drivers/scsi/fcoe/fcoe_transport.c
index bd97b22..4d119a3 100644
--- a/drivers/scsi/fcoe/fcoe_transport.c
+++ b/drivers/scsi/fcoe/fcoe_transport.c
@@ -210,10 +210,9 @@ u32 fcoe_fc_crc(struct fc_frame *fp)
while (len > 0) {
clen = min(len, PAGE_SIZE - (off & ~PAGE_MASK));
data = kmap_atomic(
- skb_frag_page(frag) + (off >> PAGE_SHIFT),
- KM_SKB_DATA_SOFTIRQ);
+ skb_frag_page(frag) + (off >> PAGE_SHIFT));
crc = crc32(crc, data + (off & ~PAGE_MASK), clen);
- kunmap_atomic(data, KM_SKB_DATA_SOFTIRQ);
+ kunmap_atomic(data);
off += clen;
len -= clen;
}
diff --git a/drivers/scsi/gdth.c b/drivers/scsi/gdth.c
index 3242bca..d42ec92 100644
--- a/drivers/scsi/gdth.c
+++ b/drivers/scsi/gdth.c
@@ -2310,10 +2310,10 @@ static void gdth_copy_internal_data(gdth_ha_str *ha, Scsi_Cmnd *scp,
return;
}
local_irq_save(flags);
- address = kmap_atomic(sg_page(sl), KM_BIO_SRC_IRQ) + sl->offset;
+ address = kmap_atomic(sg_page(sl)) + sl->offset;
memcpy(address, buffer, cpnow);
flush_dcache_page(sg_page(sl));
- kunmap_atomic(address, KM_BIO_SRC_IRQ);
+ kunmap_atomic(address);
local_irq_restore(flags);
if (cpsum == cpcount)
break;
diff --git a/drivers/scsi/ips.c b/drivers/scsi/ips.c
index d77891e..b6d7a5c 100644
--- a/drivers/scsi/ips.c
+++ b/drivers/scsi/ips.c
@@ -1511,14 +1511,14 @@ static int ips_is_passthru(struct scsi_cmnd *SC)
/* kmap_atomic() ensures addressability of the user buffer.*/
/* local_irq_save() protects the KM_IRQ0 address slot. */
local_irq_save(flags);
- buffer = kmap_atomic(sg_page(sg), KM_IRQ0) + sg->offset;
+ buffer = kmap_atomic(sg_page(sg)) + sg->offset;
if (buffer && buffer[0] == 'C' && buffer[1] == 'O' &&
buffer[2] == 'P' && buffer[3] == 'P') {
- kunmap_atomic(buffer - sg->offset, KM_IRQ0);
+ kunmap_atomic(buffer - sg->offset);
local_irq_restore(flags);
return 1;
}
- kunmap_atomic(buffer - sg->offset, KM_IRQ0);
+ kunmap_atomic(buffer - sg->offset);
local_irq_restore(flags);
}
return 0;
diff --git a/drivers/scsi/isci/request.c b/drivers/scsi/isci/request.c
index 192cb48..ee0dc05 100644
--- a/drivers/scsi/isci/request.c
+++ b/drivers/scsi/isci/request.c
@@ -1304,9 +1304,9 @@ sci_stp_request_pio_data_in_copy_data_buffer(struct isci_stp_request *stp_req,
struct page *page = sg_page(sg);
copy_len = min_t(int, total_len, sg_dma_len(sg));
- kaddr = kmap_atomic(page, KM_IRQ0);
+ kaddr = kmap_atomic(page);
memcpy(kaddr + sg->offset, src_addr, copy_len);
- kunmap_atomic(kaddr, KM_IRQ0);
+ kunmap_atomic(kaddr);
total_len -= copy_len;
src_addr += copy_len;
sg = sg_next(sg);
@@ -1654,7 +1654,7 @@ sci_io_request_frame_handler(struct isci_request *ireq,
sci_unsolicited_frame_control_get_header(&ihost->uf_control,
frame_index,
&frame_header);
- kaddr = kmap_atomic(sg_page(sg), KM_IRQ0);
+ kaddr = kmap_atomic(sg_page(sg));
rsp = kaddr + sg->offset;
sci_swab32_cpy(rsp, frame_header, 1);
@@ -1691,7 +1691,7 @@ sci_io_request_frame_handler(struct isci_request *ireq,
ireq->sci_status = SCI_FAILURE_CONTROLLER_SPECIFIC_IO_ERR;
sci_change_state(&ireq->sm, SCI_REQ_COMPLETED);
}
- kunmap_atomic(kaddr, KM_IRQ0);
+ kunmap_atomic(kaddr);
sci_controller_release_frame(ihost, frame_index);
@@ -3023,10 +3023,10 @@ static void isci_request_io_request_complete(struct isci_host *ihost,
dma_unmap_sg(&ihost->pdev->dev, sg, 1, DMA_TO_DEVICE);
/* need to swab it back in case the command buffer is re-used */
- kaddr = kmap_atomic(sg_page(sg), KM_IRQ0);
+ kaddr = kmap_atomic(sg_page(sg));
smp_req = kaddr + sg->offset;
sci_swab32_cpy(smp_req, smp_req, sg->length / sizeof(u32));
- kunmap_atomic(kaddr, KM_IRQ0);
+ kunmap_atomic(kaddr);
break;
}
default:
@@ -3311,7 +3311,7 @@ sci_io_request_construct_smp(struct device *dev,
u8 req_len;
u32 cmd;
- kaddr = kmap_atomic(sg_page(sg), KM_IRQ0);
+ kaddr = kmap_atomic(sg_page(sg));
smp_req = kaddr + sg->offset;
/*
* Look at the SMP requests' header fields; for certain SAS 1.x SMP
@@ -3337,7 +3337,7 @@ sci_io_request_construct_smp(struct device *dev,
req_len = smp_req->req_len;
sci_swab32_cpy(smp_req, smp_req, sg->length / sizeof(u32));
cmd = *(u32 *) smp_req;
- kunmap_atomic(kaddr, KM_IRQ0);
+ kunmap_atomic(kaddr);
if (!dma_map_sg(dev, sg, 1, DMA_TO_DEVICE))
return SCI_FAILURE;
diff --git a/drivers/scsi/libfc/fc_fcp.c b/drivers/scsi/libfc/fc_fcp.c
index f607314..b577c90 100644
--- a/drivers/scsi/libfc/fc_fcp.c
+++ b/drivers/scsi/libfc/fc_fcp.c
@@ -485,11 +485,11 @@ static void fc_fcp_recv_data(struct fc_fcp_pkt *fsp, struct fc_frame *fp)
if (!(fr_flags(fp) & FCPHF_CRC_UNCHECKED)) {
copy_len = fc_copy_buffer_to_sglist(buf, len, sg, &nents,
- &offset, KM_SOFTIRQ0, NULL);
+ &offset, NULL);
} else {
crc = crc32(~0, (u8 *) fh, sizeof(*fh));
copy_len = fc_copy_buffer_to_sglist(buf, len, sg, &nents,
- &offset, KM_SOFTIRQ0, &crc);
+ &offset, &crc);
buf = fc_frame_payload_get(fp, 0);
if (len % 4)
crc = crc32(crc, buf + len, 4 - (len % 4));
@@ -650,10 +650,10 @@ static int fc_fcp_send_data(struct fc_fcp_pkt *fsp, struct fc_seq *seq,
* The scatterlist item may be bigger than PAGE_SIZE,
* but we must not cross pages inside the kmap.
*/
- page_addr = kmap_atomic(page, KM_SOFTIRQ0);
+ page_addr = kmap_atomic(page);
memcpy(data, (char *)page_addr + (off & ~PAGE_MASK),
sg_bytes);
- kunmap_atomic(page_addr, KM_SOFTIRQ0);
+ kunmap_atomic(page_addr);
data += sg_bytes;
}
offset += sg_bytes;
diff --git a/drivers/scsi/libfc/fc_libfc.c b/drivers/scsi/libfc/fc_libfc.c
index 1bf9841..8d65a51a 100644
--- a/drivers/scsi/libfc/fc_libfc.c
+++ b/drivers/scsi/libfc/fc_libfc.c
@@ -105,14 +105,13 @@ module_exit(libfc_exit);
* @sg: pointer to the pointer of the SG list.
* @nents: pointer to the remaining number of entries in the SG list.
* @offset: pointer to the current offset in the SG list.
- * @km_type: dedicated page table slot type for kmap_atomic.
* @crc: pointer to the 32-bit crc value.
* If crc is NULL, CRC is not calculated.
*/
u32 fc_copy_buffer_to_sglist(void *buf, size_t len,
struct scatterlist *sg,
u32 *nents, size_t *offset,
- enum km_type km_type, u32 *crc)
+ u32 *crc)
{
size_t remaining = len;
u32 copy_len = 0;
@@ -142,12 +141,11 @@ u32 fc_copy_buffer_to_sglist(void *buf, size_t len,
off = *offset + sg->offset;
sg_bytes = min(sg_bytes,
(size_t)(PAGE_SIZE - (off & ~PAGE_MASK)));
- page_addr = kmap_atomic(sg_page(sg) + (off >> PAGE_SHIFT),
- km_type);
+ page_addr = kmap_atomic(sg_page(sg) + (off >> PAGE_SHIFT));
if (crc)
*crc = crc32(*crc, buf, sg_bytes);
memcpy((char *)page_addr + (off & ~PAGE_MASK), buf, sg_bytes);
- kunmap_atomic(page_addr, km_type);
+ kunmap_atomic(page_addr);
buf += sg_bytes;
*offset += sg_bytes;
remaining -= sg_bytes;
diff --git a/drivers/scsi/libfc/fc_libfc.h b/drivers/scsi/libfc/fc_libfc.h
index c7d0712..c2830cc 100644
--- a/drivers/scsi/libfc/fc_libfc.h
+++ b/drivers/scsi/libfc/fc_libfc.h
@@ -134,6 +134,6 @@ extern void fc_fc4_conf_lport_params(struct fc_lport *, enum fc_fh_type);
u32 fc_copy_buffer_to_sglist(void *buf, size_t len,
struct scatterlist *sg,
u32 *nents, size_t *offset,
- enum km_type km_type, u32 *crc);
+ u32 *crc);
#endif /* _FC_LIBFC_H_ */
diff --git a/drivers/scsi/libfc/fc_lport.c b/drivers/scsi/libfc/fc_lport.c
index 83750eb..c1a808c 100644
--- a/drivers/scsi/libfc/fc_lport.c
+++ b/drivers/scsi/libfc/fc_lport.c
@@ -1698,7 +1698,7 @@ static void fc_lport_bsg_resp(struct fc_seq *sp, struct fc_frame *fp,
job->reply->reply_payload_rcv_len +=
fc_copy_buffer_to_sglist(buf, len, info->sg, &info->nents,
- &info->offset, KM_BIO_SRC_IRQ, NULL);
+ &info->offset, NULL);
if (fr_eof(fp) == FC_EOF_T &&
(ntoh24(fh->fh_f_ctl) & (FC_FC_LAST_SEQ | FC_FC_END_SEQ)) ==
diff --git a/drivers/scsi/libiscsi_tcp.c b/drivers/scsi/libiscsi_tcp.c
index 5715a3d..7f0465b 100644
--- a/drivers/scsi/libiscsi_tcp.c
+++ b/drivers/scsi/libiscsi_tcp.c
@@ -135,7 +135,7 @@ static void iscsi_tcp_segment_map(struct iscsi_segment *segment, int recv)
if (recv) {
segment->atomic_mapped = true;
- segment->sg_mapped = kmap_atomic(sg_page(sg), KM_SOFTIRQ0);
+ segment->sg_mapped = kmap_atomic(sg_page(sg));
} else {
segment->atomic_mapped = false;
/* the xmit path can sleep with the page mapped so use kmap */
@@ -149,7 +149,7 @@ void iscsi_tcp_segment_unmap(struct iscsi_segment *segment)
{
if (segment->sg_mapped) {
if (segment->atomic_mapped)
- kunmap_atomic(segment->sg_mapped, KM_SOFTIRQ0);
+ kunmap_atomic(segment->sg_mapped);
else
kunmap(sg_page(segment->sg));
segment->sg_mapped = NULL;
diff --git a/drivers/scsi/libsas/sas_host_smp.c b/drivers/scsi/libsas/sas_host_smp.c
index bb8f492..3814d3e 100644
--- a/drivers/scsi/libsas/sas_host_smp.c
+++ b/drivers/scsi/libsas/sas_host_smp.c
@@ -246,9 +246,9 @@ int sas_smp_host_handler(struct Scsi_Host *shost, struct request *req,
}
local_irq_disable();
- buf = kmap_atomic(bio_page(req->bio), KM_USER0) + bio_offset(req->bio);
+ buf = kmap_atomic(bio_page(req->bio));
memcpy(req_data, buf, blk_rq_bytes(req));
- kunmap_atomic(buf - bio_offset(req->bio), KM_USER0);
+ kunmap_atomic(buf - bio_offset(req->bio));
local_irq_enable();
if (req_data[0] != SMP_REQUEST)
@@ -361,10 +361,10 @@ int sas_smp_host_handler(struct Scsi_Host *shost, struct request *req,
}
local_irq_disable();
- buf = kmap_atomic(bio_page(rsp->bio), KM_USER0) + bio_offset(rsp->bio);
+ buf = kmap_atomic(bio_page(rsp->bio));
memcpy(buf, resp_data, blk_rq_bytes(rsp));
flush_kernel_dcache_page(bio_page(rsp->bio));
- kunmap_atomic(buf - bio_offset(rsp->bio), KM_USER0);
+ kunmap_atomic(buf - bio_offset(rsp->bio));
local_irq_enable();
out:
diff --git a/drivers/scsi/megaraid.c b/drivers/scsi/megaraid.c
index 15eefa1..4d39a9f 100644
--- a/drivers/scsi/megaraid.c
+++ b/drivers/scsi/megaraid.c
@@ -670,10 +670,10 @@ mega_build_cmd(adapter_t *adapter, Scsi_Cmnd *cmd, int *busy)
struct scatterlist *sg;
sg = scsi_sglist(cmd);
- buf = kmap_atomic(sg_page(sg), KM_IRQ0) + sg->offset;
+ buf = kmap_atomic(sg_page(sg)) + sg->offset;
memset(buf, 0, cmd->cmnd[4]);
- kunmap_atomic(buf - sg->offset, KM_IRQ0);
+ kunmap_atomic(buf - sg->offset);
cmd->result = (DID_OK << 16);
cmd->scsi_done(cmd);
diff --git a/drivers/scsi/mvsas/mv_sas.c b/drivers/scsi/mvsas/mv_sas.c
index a4884a5..01ab9c4 100644
--- a/drivers/scsi/mvsas/mv_sas.c
+++ b/drivers/scsi/mvsas/mv_sas.c
@@ -1885,11 +1885,11 @@ int mvs_slot_complete(struct mvs_info *mvi, u32 rx_desc, u32 flags)
case SAS_PROTOCOL_SMP: {
struct scatterlist *sg_resp = &task->smp_task.smp_resp;
tstat->stat = SAM_STAT_GOOD;
- to = kmap_atomic(sg_page(sg_resp), KM_IRQ0);
+ to = kmap_atomic(sg_page(sg_resp));
memcpy(to + sg_resp->offset,
slot->response + sizeof(struct mvs_err_info),
sg_dma_len(sg_resp));
- kunmap_atomic(to, KM_IRQ0);
+ kunmap_atomic(to);
break;
}
diff --git a/drivers/scsi/scsi_debug.c b/drivers/scsi/scsi_debug.c
index 6888b2c..68da6c0 100644
--- a/drivers/scsi/scsi_debug.c
+++ b/drivers/scsi/scsi_debug.c
@@ -1778,7 +1778,7 @@ static int prot_verify_read(struct scsi_cmnd *SCpnt, sector_t start_sec,
scsi_for_each_prot_sg(SCpnt, psgl, scsi_prot_sg_count(SCpnt), i) {
int len = min(psgl->length, resid);
- paddr = kmap_atomic(sg_page(psgl), KM_IRQ0) + psgl->offset;
+ paddr = kmap_atomic(sg_page(psgl)) + psgl->offset;
memcpy(paddr, dif_storep + dif_offset(sector), len);
sector += len >> 3;
@@ -1788,7 +1788,7 @@ static int prot_verify_read(struct scsi_cmnd *SCpnt, sector_t start_sec,
sector = do_div(tmp_sec, sdebug_store_sectors);
}
resid -= len;
- kunmap_atomic(paddr, KM_IRQ0);
+ kunmap_atomic(paddr);
}
dix_reads++;
@@ -1881,12 +1881,12 @@ static int prot_verify_write(struct scsi_cmnd *SCpnt, sector_t start_sec,
BUG_ON(scsi_sg_count(SCpnt) == 0);
BUG_ON(scsi_prot_sg_count(SCpnt) == 0);
- paddr = kmap_atomic(sg_page(psgl), KM_IRQ1) + psgl->offset;
+ paddr = kmap_atomic(sg_page(psgl)) + psgl->offset;
ppage_offset = 0;
/* For each data page */
scsi_for_each_sg(SCpnt, dsgl, scsi_sg_count(SCpnt), i) {
- daddr = kmap_atomic(sg_page(dsgl), KM_IRQ0) + dsgl->offset;
+ daddr = kmap_atomic(sg_page(dsgl)) + dsgl->offset;
/* For each sector-sized chunk in data page */
for (j = 0 ; j < dsgl->length ; j += scsi_debug_sector_size) {
@@ -1895,10 +1895,10 @@ static int prot_verify_write(struct scsi_cmnd *SCpnt, sector_t start_sec,
* protection page advance to the next one
*/
if (ppage_offset >= psgl->length) {
- kunmap_atomic(paddr, KM_IRQ1);
+ kunmap_atomic(paddr);
psgl = sg_next(psgl);
BUG_ON(psgl == NULL);
- paddr = kmap_atomic(sg_page(psgl), KM_IRQ1)
+ paddr = kmap_atomic(sg_page(psgl))
+ psgl->offset;
ppage_offset = 0;
}
@@ -1971,10 +1971,10 @@ static int prot_verify_write(struct scsi_cmnd *SCpnt, sector_t start_sec,
ppage_offset += sizeof(struct sd_dif_tuple);
}
- kunmap_atomic(daddr, KM_IRQ0);
+ kunmap_atomic(daddr);
}
- kunmap_atomic(paddr, KM_IRQ1);
+ kunmap_atomic(paddr);
dix_writes++;
@@ -1982,8 +1982,8 @@ static int prot_verify_write(struct scsi_cmnd *SCpnt, sector_t start_sec,
out:
dif_errors++;
- kunmap_atomic(daddr, KM_IRQ0);
- kunmap_atomic(paddr, KM_IRQ1);
+ kunmap_atomic(daddr);
+ kunmap_atomic(paddr);
return ret;
}
@@ -2303,7 +2303,7 @@ static int resp_xdwriteread(struct scsi_cmnd *scp, unsigned long long lba,
offset = 0;
for_each_sg(sdb->table.sgl, sg, sdb->table.nents, i) {
- kaddr = (unsigned char *)kmap_atomic(sg_page(sg), KM_USER0);
+ kaddr = (unsigned char *)kmap_atomic(sg_page(sg));
if (!kaddr)
goto out;
@@ -2311,7 +2311,7 @@ static int resp_xdwriteread(struct scsi_cmnd *scp, unsigned long long lba,
*(kaddr + sg->offset + j) ^= *(buf + offset + j);
offset += sg->length;
- kunmap_atomic(kaddr, KM_USER0);
+ kunmap_atomic(kaddr);
}
ret = 0;
out:
diff --git a/drivers/scsi/scsi_lib.c b/drivers/scsi/scsi_lib.c
index b2c95db..a33b2b6 100644
--- a/drivers/scsi/scsi_lib.c
+++ b/drivers/scsi/scsi_lib.c
@@ -2567,7 +2567,7 @@ void *scsi_kmap_atomic_sg(struct scatterlist *sgl, int sg_count,
if (*len > sg_len)
*len = sg_len;
- return kmap_atomic(page, KM_BIO_SRC_IRQ);
+ return kmap_atomic(page);
}
EXPORT_SYMBOL(scsi_kmap_atomic_sg);
@@ -2577,6 +2577,6 @@ EXPORT_SYMBOL(scsi_kmap_atomic_sg);
*/
void scsi_kunmap_atomic_sg(void *virt)
{
- kunmap_atomic(virt, KM_BIO_SRC_IRQ);
+ kunmap_atomic(virt);
}
EXPORT_SYMBOL(scsi_kunmap_atomic_sg);
diff --git a/drivers/scsi/sd_dif.c b/drivers/scsi/sd_dif.c
index 0cb39ff..e981d97 100644
--- a/drivers/scsi/sd_dif.c
+++ b/drivers/scsi/sd_dif.c
@@ -392,7 +392,7 @@ int sd_dif_prepare(struct request *rq, sector_t hw_sector, unsigned int sector_s
virt = bio->bi_integrity->bip_sector & 0xffffffff;
bip_for_each_vec(iv, bio->bi_integrity, i) {
- sdt = kmap_atomic(iv->bv_page, KM_USER0)
+ sdt = kmap_atomic(iv->bv_page)
+ iv->bv_offset;
for (j = 0 ; j < iv->bv_len ; j += tuple_sz, sdt++) {
@@ -405,7 +405,7 @@ int sd_dif_prepare(struct request *rq, sector_t hw_sector, unsigned int sector_s
phys++;
}
- kunmap_atomic(sdt, KM_USER0);
+ kunmap_atomic(sdt);
}
bio->bi_flags |= BIO_MAPPED_INTEGRITY;
@@ -414,7 +414,7 @@ int sd_dif_prepare(struct request *rq, sector_t hw_sector, unsigned int sector_s
return 0;
error:
- kunmap_atomic(sdt, KM_USER0);
+ kunmap_atomic(sdt);
sd_printk(KERN_ERR, sdkp, "%s: virt %u, phys %u, ref %u, app %4x\n",
__func__, virt, phys, be32_to_cpu(sdt->ref_tag),
be16_to_cpu(sdt->app_tag));
@@ -453,13 +453,13 @@ void sd_dif_complete(struct scsi_cmnd *scmd, unsigned int good_bytes)
virt = bio->bi_integrity->bip_sector & 0xffffffff;
bip_for_each_vec(iv, bio->bi_integrity, i) {
- sdt = kmap_atomic(iv->bv_page, KM_USER0)
+ sdt = kmap_atomic(iv->bv_page)
+ iv->bv_offset;
for (j = 0 ; j < iv->bv_len ; j += tuple_sz, sdt++) {
if (sectors == 0) {
- kunmap_atomic(sdt, KM_USER0);
+ kunmap_atomic(sdt);
return;
}
@@ -474,7 +474,7 @@ void sd_dif_complete(struct scsi_cmnd *scmd, unsigned int good_bytes)
sectors--;
}
- kunmap_atomic(sdt, KM_USER0);
+ kunmap_atomic(sdt);
}
}
}
--
1.7.7.6
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