forked from rpms/qemu-kvm
c8-stream-rhel
imports/c8-stream-rhel/qemu-kvm-6.2.0-53.module+el8.10.0+22375+ea5e8167.2
MSVSphere Packaging Team
2 months ago
parent
1d7e016b3b
commit
7dcb19a129
GPG Key ID:
B2B0B9F29E528FE8
@ -0,0 +1,36 @@
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From a707eff49800045d07afbcd8a74617c50b960151 Mon Sep 17 00:00:00 2001
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From: German Maglione <gmaglione@redhat.com>
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Date: Thu, 10 Oct 2024 13:23:25 +0200
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Subject: [PATCH] Fix thread-pool-size default value in the man page
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RH-Author: German Maglione <None>
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RH-MergeRequest: 417: Fix thread-pool-size default value in the man page
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RH-Jira: RHEL-26197
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RH-Acked-by: Hanna Czenczek <hreitz@redhat.com>
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RH-Acked-by: Jon Maloy <jmaloy@redhat.com>
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RH-Commit: [1/1] bdf22ed4600ac7f02a4b08c54f162b1f89c44a99
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The current --thread-pool-size default value is 0, let's reflect it
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in the man page.
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Signed-off-by: German Maglione <gmaglione@redhat.com>
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---
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docs/tools/virtiofsd.rst | 2 +-
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1 file changed, 1 insertion(+), 1 deletion(-)
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diff --git a/docs/tools/virtiofsd.rst b/docs/tools/virtiofsd.rst
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index 07ac0be551..fb3d59c449 100644
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--- a/docs/tools/virtiofsd.rst
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+++ b/docs/tools/virtiofsd.rst
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@@ -120,7 +120,7 @@ Options
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.. option:: --thread-pool-size=NUM
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Restrict the number of worker threads per request queue to NUM. The default
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- is 64.
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+ is 0.
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.. option:: --cache=none|auto|always
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--
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2.45.2
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@ -0,0 +1,104 @@
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From 636e32b4c570ddb20266b6672311174353644f0e Mon Sep 17 00:00:00 2001
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From: Keith Busch <kbusch@kernel.org>
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Date: Thu, 29 Sep 2022 13:05:22 -0700
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Subject: [PATCH 1/2] block: move bdrv_qiov_is_aligned to file-posix
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RH-Author: Kevin Wolf <kwolf@redhat.com>
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RH-MergeRequest: 411: block: Fix iov_len check in bdrv_qiov_is_aligned()
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RH-Jira: RHEL-60553
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RH-Acked-by: Eric Blake <eblake@redhat.com>
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RH-Acked-by: Jon Maloy <jmaloy@redhat.com>
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RH-Commit: [1/2] 682c1b81b42959d9d91e0f68cd70e9753e53a279
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There is only user of bdrv_qiov_is_aligned(), so move the alignment
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function to there and make it static.
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Signed-off-by: Keith Busch <kbusch@kernel.org>
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Message-Id: <20220929200523.3218710-2-kbusch@meta.com>
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Reviewed-by: Kevin Wolf <kwolf@redhat.com>
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Signed-off-by: Kevin Wolf <kwolf@redhat.com>
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(cherry picked from commit a7c5f67a78569f8c275ea4ea9962e9c79b9d03cb)
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Signed-off-by: Kevin Wolf <kwolf@redhat.com>
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---
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block/file-posix.c | 20 ++++++++++++++++++++
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block/io.c | 20 --------------------
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include/block/block.h | 1 -
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3 files changed, 20 insertions(+), 21 deletions(-)
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diff --git a/block/file-posix.c b/block/file-posix.c
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index b283093e5b..b404e1544f 100644
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--- a/block/file-posix.c
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+++ b/block/file-posix.c
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@@ -2051,6 +2051,26 @@ static int coroutine_fn raw_thread_pool_submit(BlockDriverState *bs,
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return thread_pool_submit_co(pool, func, arg);
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}
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+/*
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+ * Check if all memory in this vector is sector aligned.
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+ */
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+static bool bdrv_qiov_is_aligned(BlockDriverState *bs, QEMUIOVector *qiov)
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+{
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+ int i;
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+ size_t alignment = bdrv_min_mem_align(bs);
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+
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+ for (i = 0; i < qiov->niov; i++) {
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+ if ((uintptr_t) qiov->iov[i].iov_base % alignment) {
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+ return false;
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+ }
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+ if (qiov->iov[i].iov_len % alignment) {
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+ return false;
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+ }
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+ }
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+
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+ return true;
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+}
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+
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static int coroutine_fn raw_co_prw(BlockDriverState *bs, uint64_t offset,
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uint64_t bytes, QEMUIOVector *qiov, int type)
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{
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diff --git a/block/io.c b/block/io.c
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index 8ae57728a6..639e171eff 100644
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--- a/block/io.c
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+++ b/block/io.c
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@@ -3375,26 +3375,6 @@ void *qemu_try_blockalign0(BlockDriverState *bs, size_t size)
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return mem;
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}
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-/*
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- * Check if all memory in this vector is sector aligned.
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- */
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-bool bdrv_qiov_is_aligned(BlockDriverState *bs, QEMUIOVector *qiov)
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-{
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- int i;
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- size_t alignment = bdrv_min_mem_align(bs);
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-
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- for (i = 0; i < qiov->niov; i++) {
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- if ((uintptr_t) qiov->iov[i].iov_base % alignment) {
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- return false;
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- }
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- if (qiov->iov[i].iov_len % alignment) {
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- return false;
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- }
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- }
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-
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- return true;
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-}
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-
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void bdrv_io_plug(BlockDriverState *bs)
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{
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BdrvChild *child;
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diff --git a/include/block/block.h b/include/block/block.h
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index f885f113ef..09b374b496 100644
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--- a/include/block/block.h
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+++ b/include/block/block.h
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@@ -622,7 +622,6 @@ void *qemu_blockalign(BlockDriverState *bs, size_t size);
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void *qemu_blockalign0(BlockDriverState *bs, size_t size);
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void *qemu_try_blockalign(BlockDriverState *bs, size_t size);
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void *qemu_try_blockalign0(BlockDriverState *bs, size_t size);
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-bool bdrv_qiov_is_aligned(BlockDriverState *bs, QEMUIOVector *qiov);
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void bdrv_enable_copy_on_read(BlockDriverState *bs);
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void bdrv_disable_copy_on_read(BlockDriverState *bs);
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--
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2.45.2
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@ -0,0 +1,48 @@
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From 9009b674a01dc0cd92c319c87714b5aca6e639f8 Mon Sep 17 00:00:00 2001
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From: Keith Busch <kbusch@kernel.org>
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Date: Thu, 29 Sep 2022 13:05:23 -0700
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Subject: [PATCH 2/2] block: use the request length for iov alignment
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RH-Author: Kevin Wolf <kwolf@redhat.com>
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RH-MergeRequest: 411: block: Fix iov_len check in bdrv_qiov_is_aligned()
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RH-Jira: RHEL-60553
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RH-Acked-by: Eric Blake <eblake@redhat.com>
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RH-Acked-by: Jon Maloy <jmaloy@redhat.com>
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RH-Commit: [2/2] 0e01d51cfb21ca43283626c2367e5c5d0d531736
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An iov length needs to be aligned to the logical block size, which may
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be larger than the memory alignment.
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Tested-by: Jens Axboe <axboe@kernel.dk>
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Signed-off-by: Keith Busch <kbusch@kernel.org>
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Message-Id: <20220929200523.3218710-3-kbusch@meta.com>
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Reviewed-by: Kevin Wolf <kwolf@redhat.com>
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Signed-off-by: Kevin Wolf <kwolf@redhat.com>
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(cherry picked from commit 25474d90aa50bd32e0de395a33d8de42dd6f2aef)
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Signed-off-by: Kevin Wolf <kwolf@redhat.com>
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---
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block/file-posix.c | 3 ++-
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1 file changed, 2 insertions(+), 1 deletion(-)
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diff --git a/block/file-posix.c b/block/file-posix.c
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index b404e1544f..b84c5725cc 100644
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--- a/block/file-posix.c
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+++ b/block/file-posix.c
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@@ -2058,12 +2058,13 @@ static bool bdrv_qiov_is_aligned(BlockDriverState *bs, QEMUIOVector *qiov)
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{
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int i;
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size_t alignment = bdrv_min_mem_align(bs);
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+ size_t len = bs->bl.request_alignment;
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for (i = 0; i < qiov->niov; i++) {
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if ((uintptr_t) qiov->iov[i].iov_base % alignment) {
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return false;
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}
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- if (qiov->iov[i].iov_len % alignment) {
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+ if (qiov->iov[i].iov_len % len) {
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return false;
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}
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}
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--
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2.45.2
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