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[PULL,11/11] block: Fix comment for bdrv_co_get_block_status

Message ID 705be728c0b5546da10d8ef4239a112d1616bb97.1415716845.git.mjt@msgid.tls.msk.ru
State New
Headers show

Commit Message

Michael Tokarev Nov. 11, 2014, 2:46 p.m. UTC 
From: Fam Zheng <famz@redhat.com>

It returns more information than binary, fix the comment.

Signed-off-by: Fam Zheng <famz@redhat.com>
Reviewed-by: Max Reitz <mreitz@redhat.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
---
 block.c               |    6 +++---
 include/block/block.h |    4 +++-
 2 files changed, 6 insertions(+), 4 deletions(-)
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Patch

diff --git a/block.c b/block.c
index 88f6d9b..5f5b244 100644
--- a/block.c
+++ b/block.c
@@ -3877,9 +3877,9 @@  typedef struct BdrvCoGetBlockStatusData {
 } BdrvCoGetBlockStatusData;
 
 /*
- * Returns true iff the specified sector is present in the disk image. Drivers
- * not implementing the functionality are assumed to not support backing files,
- * hence all their sectors are reported as allocated.
+ * Returns the allocation status of the specified sectors.
+ * Drivers not implementing the functionality are assumed to not support
+ * backing files, hence all their sectors are reported as allocated.
  *
  * If 'sector_num' is beyond the end of the disk image the return value is 0
  * and 'pnum' is set to 0.
diff --git a/include/block/block.h b/include/block/block.h
index 341054d..603d4b4 100644
--- a/include/block/block.h
+++ b/include/block/block.h
@@ -83,7 +83,9 @@  typedef enum {
 #define BDRV_SECTOR_SIZE   (1ULL << BDRV_SECTOR_BITS)
 #define BDRV_SECTOR_MASK   ~(BDRV_SECTOR_SIZE - 1)
 
-/* BDRV_BLOCK_DATA: data is read from bs->file or another file
+/*
+ * Allocation status flags
+ * BDRV_BLOCK_DATA: data is read from bs->file or another file
  * BDRV_BLOCK_ZERO: sectors read as zero
  * BDRV_BLOCK_OFFSET_VALID: sector stored in bs->file as raw data
  * BDRV_BLOCK_ALLOCATED: the content of the block is determined by this