From 705be728c0b5546da10d8ef4239a112d1616bb97 Mon Sep 17 00:00:00 2001 From: Fam Zheng Date: Mon, 10 Nov 2014 17:10:38 +0800 Subject: [PATCH] block: Fix comment for bdrv_co_get_block_status It returns more information than binary, fix the comment. Signed-off-by: Fam Zheng Reviewed-by: Max Reitz Reviewed-by: Markus Armbruster Signed-off-by: Michael Tokarev --- block.c | 6 +++--- include/block/block.h | 4 +++- 2 files changed, 6 insertions(+), 4 deletions(-) diff --git a/block.c b/block.c index 88f6d9b236..5f5b244a98 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 341054dcf7..603d4b4392 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 -- 2.11.4.GIT