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From: Klaus Jensen <its@irrelevant.dk>
To: qemu-devel@nongnu.org, Peter Maydell <peter.maydell@linaro.org>
Cc: Fam Zheng <fam@euphon.net>, Kevin Wolf <kwolf@redhat.com>,
	qemu-block@nongnu.org, Klaus Jensen <k.jensen@samsung.com>,
	Max Reitz <mreitz@redhat.com>, Keith Busch <kbusch@kernel.org>,
	Stefan Hajnoczi <stefanha@redhat.com>,
	Klaus Jensen <its@irrelevant.dk>
Subject: [PULL v2 09/38] hw/block/nvme: pull write pointer advancement to separate function
Date: Tue,  9 Mar 2021 12:44:43 +0100	[thread overview]
Message-ID: <20210309114512.536489-10-its@irrelevant.dk> (raw)
In-Reply-To: <20210309114512.536489-1-its@irrelevant.dk>

From: Klaus Jensen <k.jensen@samsung.com>

In preparation for Simple Copy, pull write pointer advancement into a
separate function that is independent off an NvmeRequest.

Signed-off-by: Klaus Jensen <k.jensen@samsung.com>
Reviewed-by: Keith Busch <kbusch@kernel.org>
---
 hw/block/nvme.c | 16 +++++++++++-----
 1 file changed, 11 insertions(+), 5 deletions(-)

diff --git a/hw/block/nvme.c b/hw/block/nvme.c
index 7897390b6d74..44129f8e8bb8 100644
--- a/hw/block/nvme.c
+++ b/hw/block/nvme.c
@@ -1407,6 +1407,16 @@ static inline uint16_t nvme_zrm_open(NvmeNamespace *ns, NvmeZone *zone)
     return __nvme_zrm_open(ns, zone, false);
 }
 
+static void __nvme_advance_zone_wp(NvmeNamespace *ns, NvmeZone *zone,
+                                   uint32_t nlb)
+{
+    zone->d.wp += nlb;
+
+    if (zone->d.wp == nvme_zone_wr_boundary(zone)) {
+        nvme_zrm_finish(ns, zone);
+    }
+}
+
 static void nvme_finalize_zoned_write(NvmeNamespace *ns, NvmeRequest *req)
 {
     NvmeRwCmd *rw = (NvmeRwCmd *)&req->cmd;
@@ -1418,11 +1428,7 @@ static void nvme_finalize_zoned_write(NvmeNamespace *ns, NvmeRequest *req)
     nlb = le16_to_cpu(rw->nlb) + 1;
     zone = nvme_get_zone_by_slba(ns, slba);
 
-    zone->d.wp += nlb;
-
-    if (zone->d.wp == nvme_zone_wr_boundary(zone)) {
-        nvme_zrm_finish(ns, zone);
-    }
+    __nvme_advance_zone_wp(ns, zone, nlb);
 }
 
 static inline bool nvme_is_write(NvmeRequest *req)
-- 
2.30.1



  parent reply	other threads:[~2021-03-09 11:56 UTC|newest]

Thread overview: 44+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-03-09 11:44 [PULL v2 00/38] emulated nvme device updates Klaus Jensen
2021-03-09 11:44 ` [PULL v2 01/38] hw/block/nvme: introduce nvme-subsys device Klaus Jensen
2021-03-09 11:44 ` [PULL v2 02/38] hw/block/nvme: support to map controller to a subsystem Klaus Jensen
2021-03-09 11:44 ` [PULL v2 03/38] hw/block/nvme: add CMIC enum value for Identify Controller Klaus Jensen
2021-03-09 11:44 ` [PULL v2 04/38] hw/block/nvme: support for multi-controller in subsystem Klaus Jensen
2021-03-09 11:44 ` [PULL v2 05/38] hw/block/nvme: add NMIC enum value for Identify Namespace Klaus Jensen
2021-03-09 11:44 ` [PULL v2 06/38] hw/block/nvme: support for shared namespace in subsystem Klaus Jensen
2021-03-09 11:44 ` [PULL v2 07/38] hw/block/nvme: remove unused parameter in check zone write Klaus Jensen
2021-03-09 11:44 ` [PULL v2 08/38] hw/block/nvme: refactor zone resource management Klaus Jensen
2021-03-09 11:44 ` Klaus Jensen [this message]
2021-03-09 11:44 ` [PULL v2 10/38] nvme: updated shared header for copy command Klaus Jensen
2021-03-09 11:44 ` [PULL v2 11/38] hw/block/nvme: add simple " Klaus Jensen
2021-03-09 11:44 ` [PULL v2 12/38] hw/block/nvme: fix Close Zone Klaus Jensen
2021-03-09 11:44 ` [PULL v2 13/38] hw/block/nvme: add missing mor/mar constraint checks Klaus Jensen
2021-03-09 11:44 ` [PULL v2 14/38] hw/block/nvme: improve invalid zasl value reporting Klaus Jensen
2021-03-09 11:44 ` [PULL v2 15/38] hw/block/nvme: use locally assigned QEMU IEEE OUI Klaus Jensen
2021-03-09 11:44 ` [PULL v2 16/38] hw/block/nvme: add broadcast nsid support flush command Klaus Jensen
2021-03-09 11:44 ` [PULL v2 17/38] hw/block/nvme: document 'mdts' nvme device parameter Klaus Jensen
2021-03-09 11:44 ` [PULL v2 18/38] hw/block/nvme: deduplicate bad mdts trace event Klaus Jensen
2021-03-09 11:44 ` [PULL v2 19/38] hw/block/nvme: align zoned.zasl with mdts Klaus Jensen
2021-03-12 13:07   ` Peter Maydell
2021-03-12 15:11     ` Klaus Jensen
2021-03-09 11:44 ` [PULL v2 20/38] hw/block/nvme: remove unnecessary endian conversion Klaus Jensen
2021-03-09 11:44 ` [PULL v2 21/38] hw/block/nvme: add identify trace event Klaus Jensen
2021-03-09 11:44 ` [PULL v2 22/38] hw/block/nvme: fix potential compilation error Klaus Jensen
2021-03-09 11:44 ` [PULL v2 23/38] hw/block/nvme: add trace event for zone read check Klaus Jensen
2021-03-09 11:44 ` [PULL v2 24/38] hw/block/nvme: report non-mdts command size limit for dsm Klaus Jensen
2021-03-09 11:44 ` [PULL v2 25/38] hw/block/nvme: remove redundant len member in compare context Klaus Jensen
2021-03-09 11:45 ` [PULL v2 26/38] hw/block/nvme: remove block accounting for write zeroes Klaus Jensen
2021-03-09 11:45 ` [PULL v2 27/38] hw/block/nvme: fix strerror printing Klaus Jensen
2021-03-09 11:45 ` [PULL v2 28/38] hw/block/nvme: try to deal with the iov/qsg duality Klaus Jensen
2021-03-09 11:45 ` [PULL v2 29/38] hw/block/nvme: remove the req dependency in map functions Klaus Jensen
2021-03-09 11:45 ` [PULL v2 30/38] hw/block/nvme: refactor nvme_dma Klaus Jensen
2021-03-09 11:45 ` [PULL v2 31/38] hw/block/nvme: support namespace detach Klaus Jensen
2021-03-09 11:45 ` [PULL v2 32/38] hw/block/nvme: fix namespaces array to 1-based Klaus Jensen
2021-03-09 11:45 ` [PULL v2 33/38] hw/block/nvme: fix allocated namespace list to 256 Klaus Jensen
2021-03-09 11:45 ` [PULL v2 34/38] hw/block/nvme: support allocated namespace type Klaus Jensen
2021-03-09 11:45 ` [PULL v2 35/38] hw/block/nvme: refactor nvme_select_ns_iocs Klaus Jensen
2021-03-09 11:45 ` [PULL v2 36/38] hw/block/nvme: support namespace attachment command Klaus Jensen
2021-03-12 13:12   ` Peter Maydell
2021-03-12 15:10     ` Klaus Jensen
2021-03-09 11:45 ` [PULL v2 37/38] hw/block/nvme: support changed namespace asynchronous event Klaus Jensen
2021-03-09 11:45 ` [PULL v2 38/38] hw/block/nvme: support Identify NS Attached Controller List Klaus Jensen
2021-03-11  9:51 ` [PULL v2 00/38] emulated nvme device updates Peter Maydell

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