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[Qemu-block] [PATCH v2 3/8] block: Add blk_commit_all() and blk_invalida
From: |
Max Reitz |
Subject: |
[Qemu-block] [PATCH v2 3/8] block: Add blk_commit_all() and blk_invalidate_cache_all() |
Date: |
Tue, 10 Nov 2015 04:27:44 +0100 |
These functions will be changed to iterate through the BDS trees as
defined by the BlockBackends instead of the list of root BDS, therefore
prepare moving their code to the BlockBackend level.
Signed-off-by: Max Reitz <address@hidden>
Reviewed-by: Eric Blake <address@hidden>
---
block/block-backend.c | 10 ++++++++++
include/sysemu/block-backend.h | 2 ++
2 files changed, 12 insertions(+)
diff --git a/block/block-backend.c b/block/block-backend.c
index ef387f8..b3d086d 100644
--- a/block/block-backend.c
+++ b/block/block-backend.c
@@ -1331,3 +1331,13 @@ BlockBackendRootState *blk_get_root_state(BlockBackend
*blk)
{
return &blk->root_state;
}
+
+int blk_commit_all(void)
+{
+ return bdrv_commit_all();
+}
+
+void blk_invalidate_cache_all(Error **errp)
+{
+ bdrv_invalidate_cache_all(errp);
+}
diff --git a/include/sysemu/block-backend.h b/include/sysemu/block-backend.h
index 967c768..ee36f93 100644
--- a/include/sysemu/block-backend.h
+++ b/include/sysemu/block-backend.h
@@ -129,8 +129,10 @@ int blk_co_discard(BlockBackend *blk, int64_t sector_num,
int nb_sectors);
int blk_co_flush(BlockBackend *blk);
int blk_flush(BlockBackend *blk);
int blk_flush_all(void);
+int blk_commit_all(void);
void blk_drain(BlockBackend *blk);
void blk_drain_all(void);
+void blk_invalidate_cache_all(Error **errp);
void blk_set_on_error(BlockBackend *blk, BlockdevOnError on_read_error,
BlockdevOnError on_write_error);
BlockdevOnError blk_get_on_error(BlockBackend *blk, bool is_read);
--
2.6.2
- [Qemu-block] [PATCH v2 0/8] blockdev: Further BlockBackend work, Max Reitz, 2015/11/09
- [Qemu-block] [PATCH v2 1/8] block: Add blk_name_taken(), Max Reitz, 2015/11/09
- [Qemu-block] [PATCH v2 2/8] block: Add blk_next_inserted(), Max Reitz, 2015/11/09
- [Qemu-block] [PATCH v2 3/8] block: Add blk_commit_all() and blk_invalidate_cache_all(),
Max Reitz <=
- [Qemu-block] [PATCH v2 5/8] blockdev: Add list of monitor-owned BlockBackends, Max Reitz, 2015/11/09
- [Qemu-block] [PATCH v2 4/8] block: Use BlockBackend more, Max Reitz, 2015/11/09
- [Qemu-block] [PATCH v2 6/8] blockdev: Remove blk_hide_on_behalf_of_hmp_drive_del(), Max Reitz, 2015/11/09
- [Qemu-block] [PATCH v2 8/8] block: Remove bdrv_states, Max Reitz, 2015/11/09
- [Qemu-block] [PATCH v2 7/8] block: Move some bdrv_*_all() functions to BB, Max Reitz, 2015/11/09
- Re: [Qemu-block] [PATCH v2 0/8] blockdev: Further BlockBackend work, Eric Blake, 2015/11/09