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From: Fam Zheng <famz@redhat.com>
To: qemu-devel@nongnu.org
Cc: Kevin Wolf <kwolf@redhat.com>, Max Reitz <mreitz@redhat.com>,
	Jeff Cody <jcody@redhat.com>,
	Markus Armbruster <armbru@redhat.com>,
	Eric Blake <eblake@redhat.com>, John Snow <jsnow@redhat.com>,
	qemu-block@nongnu.org, berrange@redhat.com, pbonzini@redhat.com,
	den@openvz.org, stefanha@redhat.com
Subject: [Qemu-devel] [PATCH v5 05/27] block: Add bdrv_image_locked
Date: Tue, 17 May 2016 15:35:14 +0800	[thread overview]
Message-ID: <1463470536-8981-6-git-send-email-famz@redhat.com> (raw)
In-Reply-To: <1463470536-8981-1-git-send-email-famz@redhat.com>

Signed-off-by: Fam Zheng <famz@redhat.com>
---
 block.c               | 5 +++++
 include/block/block.h | 2 +-
 2 files changed, 6 insertions(+), 1 deletion(-)

diff --git a/block.c b/block.c
index 153f9d2..1b42303 100644
--- a/block.c
+++ b/block.c
@@ -879,6 +879,11 @@ static int bdrv_unlock_image(BlockDriverState *bs)
     return bdrv_lock_unlock_image_do(bs, false);
 }
 
+bool bdrv_image_locked(BlockDriverState *bs)
+{
+    return bs->image_locked;
+}
+
 static QemuOptsList bdrv_runtime_opts = {
     .name = "bdrv_common",
     .head = QTAILQ_HEAD_INITIALIZER(bdrv_runtime_opts.head),
diff --git a/include/block/block.h b/include/block/block.h
index 14f7300..7a7dfb5 100644
--- a/include/block/block.h
+++ b/include/block/block.h
@@ -283,7 +283,7 @@ int bdrv_drop_intermediate(BlockDriverState *active, BlockDriverState *top,
 BlockDriverState *bdrv_find_overlay(BlockDriverState *active,
                                     BlockDriverState *bs);
 BlockDriverState *bdrv_find_base(BlockDriverState *bs);
-
+bool bdrv_image_locked(BlockDriverState *bs);
 
 typedef struct BdrvCheckResult {
     int corruptions;
-- 
2.8.2

  parent reply	other threads:[~2016-05-17  7:35 UTC|newest]

Thread overview: 71+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-05-17  7:35 [Qemu-devel] [PATCH v5 00/27] block: Lock images when opening Fam Zheng
2016-05-17  7:35 ` [Qemu-devel] [PATCH v5 01/27] block: Add flag bits for image locking Fam Zheng
2016-05-24 12:14   ` Max Reitz
2016-05-17  7:35 ` [Qemu-devel] [PATCH v5 02/27] qapi: Add lock-mode in blockdev-add options Fam Zheng
2016-05-24 12:15   ` Max Reitz
2016-05-17  7:35 ` [Qemu-devel] [PATCH v5 03/27] blockdev: Add and parse "lock-mode" option for image locking Fam Zheng
2016-05-24 12:17   ` Max Reitz
2016-05-17  7:35 ` [Qemu-devel] [PATCH v5 04/27] block: Introduce image file locking Fam Zheng
2016-05-24 16:01   ` Max Reitz
2016-05-17  7:35 ` Fam Zheng [this message]
2016-05-24 16:04   ` [Qemu-devel] [PATCH v5 05/27] block: Add bdrv_image_locked Max Reitz
2016-05-17  7:35 ` [Qemu-devel] [PATCH v5 06/27] block: Make bdrv_reopen_{commit, abort} private functions Fam Zheng
2016-05-24 16:09   ` Max Reitz
2016-05-27  7:42     ` Fam Zheng
2016-05-17  7:35 ` [Qemu-devel] [PATCH v5 07/27] block: Handle image locking during reopen Fam Zheng
2016-05-24 16:28   ` Max Reitz
2016-05-27  7:48     ` Fam Zheng
2016-05-27  9:57       ` Max Reitz
2016-05-27 12:36         ` Fam Zheng
2016-05-17  7:35 ` [Qemu-devel] [PATCH v5 08/27] osdep: Add qemu_lock_fd and qemu_unlock_fd Fam Zheng
2016-05-24 16:42   ` Max Reitz
2016-05-17  7:35 ` [Qemu-devel] [PATCH v5 09/27] osdep: Introduce qemu_dup Fam Zheng
2016-05-24 16:52   ` Max Reitz
2016-05-17  7:35 ` [Qemu-devel] [PATCH v5 10/27] raw-posix: Use qemu_dup Fam Zheng
2016-05-24 16:55   ` Max Reitz
2016-05-17  7:35 ` [Qemu-devel] [PATCH v5 11/27] raw-posix: Implement .bdrv_lockf Fam Zheng
2016-05-24 17:09   ` Max Reitz
2016-05-27  7:50     ` Fam Zheng
2016-05-17  7:35 ` [Qemu-devel] [PATCH v5 12/27] gluster: " Fam Zheng
2016-05-17  7:35 ` [Qemu-devel] [PATCH v5 13/27] qemu-io: Add "-L" option for BDRV_O_NO_LOCK Fam Zheng
2016-05-24 17:21   ` Max Reitz
2016-05-17  7:35 ` [Qemu-devel] [PATCH v5 14/27] qemu-img: Add "-L" option to sub commands Fam Zheng
2016-05-24 18:06   ` Max Reitz
2016-06-01  5:34     ` Fam Zheng
2016-06-02 11:30       ` Max Reitz
2016-05-17  7:35 ` [Qemu-devel] [PATCH v5 15/27] qemu-img: Update documentation of "-L" option Fam Zheng
2016-05-24 18:09   ` Max Reitz
2016-05-17  7:35 ` [Qemu-devel] [PATCH v5 16/27] qemu-nbd: Add "--no-lock/-L" option Fam Zheng
2016-05-24 18:12   ` Max Reitz
2016-05-17  7:35 ` [Qemu-devel] [PATCH v5 17/27] block: Don't lock drive-backup target image in none mode Fam Zheng
2016-05-24 18:16   ` Max Reitz
2016-05-17  7:35 ` [Qemu-devel] [PATCH v5 18/27] mirror: Disable image locking on target backing chain Fam Zheng
2016-05-24 18:20   ` Max Reitz
2016-06-03  6:32     ` Fam Zheng
2016-06-03 13:24       ` Max Reitz
2016-05-17  7:35 ` [Qemu-devel] [PATCH v5 19/27] qemu-iotests: 140: Disable image lock for qemu-io access Fam Zheng
2016-05-25 13:16   ` Max Reitz
2016-06-03  6:34     ` Fam Zheng
2016-05-17  7:35 ` [Qemu-devel] [PATCH v5 20/27] qemu-iotests: 046: Move version detection out from verify_io Fam Zheng
2016-05-25 13:23   ` Max Reitz
2016-06-03  6:43     ` Fam Zheng
2016-05-17  7:35 ` [Qemu-devel] [PATCH v5 21/27] qemu-iotests: Wait for QEMU processes before checking image in 091 Fam Zheng
2016-05-25 13:28   ` Max Reitz
2016-05-17  7:35 ` [Qemu-devel] [PATCH v5 22/27] qemu-iotests: 030: Disable image lock when checking test image Fam Zheng
2016-05-25 13:30   ` Max Reitz
2016-05-17  7:35 ` [Qemu-devel] [PATCH v5 23/27] iotests: 087: Disable image lock in cases where file is shared Fam Zheng
2016-05-25 13:41   ` Max Reitz
2016-05-25 13:41   ` Max Reitz
2016-05-17  7:35 ` [Qemu-devel] [PATCH v5 24/27] iotests: Disable image locking in 085 Fam Zheng
2016-05-25 13:52   ` Max Reitz
2016-06-03  7:18     ` Fam Zheng
2016-06-03 14:41       ` Max Reitz
2016-05-17  7:35 ` [Qemu-devel] [PATCH v5 25/27] tests: Use null-co:// instead of /dev/null Fam Zheng
2016-05-25 13:57   ` Max Reitz
2016-05-17  7:35 ` [Qemu-devel] [PATCH v5 26/27] block: Turn on image locking by default Fam Zheng
2016-05-25 13:57   ` Max Reitz
2016-05-17  7:35 ` [Qemu-devel] [PATCH v5 27/27] qemu-iotests: Add test case 153 for image locking Fam Zheng
2016-05-25 14:20   ` Max Reitz
2016-05-24 11:48 ` [Qemu-devel] [PATCH v5 00/27] block: Lock images when opening Richard W.M. Jones
2016-05-24 12:46   ` Kevin Wolf
2016-05-24 12:58     ` Richard W.M. Jones

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