diff options
| -rw-r--r-- | block/io.c | 2 | ||||
| -rw-r--r-- | include/block/block_int.h | 9 |
2 files changed, 6 insertions, 5 deletions
diff --git a/block/io.c b/block/io.c index aa6f7b075e..0090224603 100644 --- a/block/io.c +++ b/block/io.c @@ -1869,7 +1869,7 @@ static int coroutine_fn bdrv_co_do_pwrite_zeroes(BlockDriverState *bs, int head = 0; int tail = 0; - int max_write_zeroes = MIN_NON_ZERO(bs->bl.max_pwrite_zeroes, INT_MAX); + int64_t max_write_zeroes = MIN_NON_ZERO(bs->bl.max_pwrite_zeroes, INT_MAX); int alignment = MAX(bs->bl.pwrite_zeroes_alignment, bs->bl.request_alignment); int max_transfer = MIN_NON_ZERO(bs->bl.max_transfer, MAX_BOUNCE_BUFFER); diff --git a/include/block/block_int.h b/include/block/block_int.h index 5536f49bc6..24958acd33 100644 --- a/include/block/block_int.h +++ b/include/block/block_int.h @@ -686,10 +686,11 @@ typedef struct BlockLimits { * that is set. May be 0 if bl.request_alignment is good enough */ uint32_t pdiscard_alignment; - /* Maximum number of bytes that can zeroized at once (since it is - * signed, it must be < 2G, if set). Must be multiple of - * pwrite_zeroes_alignment. May be 0 if no inherent 32-bit limit */ - int32_t max_pwrite_zeroes; + /* + * Maximum number of bytes that can zeroized at once. Must be multiple of + * pwrite_zeroes_alignment. 0 means no limit. + */ + int64_t max_pwrite_zeroes; /* Optimal alignment for write zeroes requests in bytes. A power * of 2 is best but not mandatory. Must be a multiple of |