From 5fba6c0e50b66691568b34d5a2f4be0b39f5e20a Mon Sep 17 00:00:00 2001 From: John Snow Date: Fri, 17 Apr 2015 19:49:51 -0400 Subject: [PATCH] qmp: Ensure consistent granularity type We treat this field with a variety of different types everywhere in the code. Now it's just uint32_t. Signed-off-by: John Snow Reviewed-by: Eric Blake Reviewed-by: Max Reitz Reviewed-by: Stefan Hajnoczi Message-id: 1429314609-29776-4-git-send-email-jsnow@redhat.com Signed-off-by: Stefan Hajnoczi Signed-off-by: Kevin Wolf --- block.c | 11 ++++++----- block/mirror.c | 4 ++-- include/block/block.h | 2 +- include/block/block_int.h | 2 +- qapi/block-core.json | 2 +- 5 files changed, 11 insertions(+), 10 deletions(-) diff --git a/block.c b/block.c index d25ab51b1e..424e00d1f4 100644 --- a/block.c +++ b/block.c @@ -5522,12 +5522,13 @@ void bdrv_dirty_bitmap_make_anon(BlockDriverState *bs, BdrvDirtyBitmap *bitmap) } BdrvDirtyBitmap *bdrv_create_dirty_bitmap(BlockDriverState *bs, - int granularity, + uint32_t granularity, const char *name, Error **errp) { int64_t bitmap_size; BdrvDirtyBitmap *bitmap; + uint32_t sector_granularity; assert((granularity & (granularity - 1)) == 0); @@ -5535,8 +5536,8 @@ BdrvDirtyBitmap *bdrv_create_dirty_bitmap(BlockDriverState *bs, error_setg(errp, "Bitmap already exists: %s", name); return NULL; } - granularity >>= BDRV_SECTOR_BITS; - assert(granularity); + sector_granularity = granularity >> BDRV_SECTOR_BITS; + assert(sector_granularity); bitmap_size = bdrv_nb_sectors(bs); if (bitmap_size < 0) { error_setg_errno(errp, -bitmap_size, "could not get length of device"); @@ -5544,7 +5545,7 @@ BdrvDirtyBitmap *bdrv_create_dirty_bitmap(BlockDriverState *bs, return NULL; } bitmap = g_new0(BdrvDirtyBitmap, 1); - bitmap->bitmap = hbitmap_alloc(bitmap_size, ctz32(granularity)); + bitmap->bitmap = hbitmap_alloc(bitmap_size, ctz32(sector_granularity)); bitmap->name = g_strdup(name); QLIST_INSERT_HEAD(&bs->dirty_bitmaps, bitmap, list); return bitmap; @@ -5575,7 +5576,7 @@ BlockDirtyInfoList *bdrv_query_dirty_bitmaps(BlockDriverState *bs) BlockDirtyInfoList *entry = g_new0(BlockDirtyInfoList, 1); info->count = bdrv_get_dirty_count(bs, bm); info->granularity = - ((int64_t) BDRV_SECTOR_SIZE << hbitmap_granularity(bm->bitmap)); + ((uint32_t) BDRV_SECTOR_SIZE << hbitmap_granularity(bm->bitmap)); info->has_name = !!bm->name; info->name = g_strdup(bm->name); entry->value = info; diff --git a/block/mirror.c b/block/mirror.c index f3bd24ab22..83e330ee6d 100644 --- a/block/mirror.c +++ b/block/mirror.c @@ -656,7 +656,7 @@ static const BlockJobDriver commit_active_job_driver = { static void mirror_start_job(BlockDriverState *bs, BlockDriverState *target, const char *replaces, - int64_t speed, int64_t granularity, + int64_t speed, uint32_t granularity, int64_t buf_size, BlockdevOnError on_source_error, BlockdevOnError on_target_error, @@ -717,7 +717,7 @@ static void mirror_start_job(BlockDriverState *bs, BlockDriverState *target, void mirror_start(BlockDriverState *bs, BlockDriverState *target, const char *replaces, - int64_t speed, int64_t granularity, int64_t buf_size, + int64_t speed, uint32_t granularity, int64_t buf_size, MirrorSyncMode mode, BlockdevOnError on_source_error, BlockdevOnError on_target_error, BlockCompletionFunc *cb, diff --git a/include/block/block.h b/include/block/block.h index feae17c73a..77cdf9131c 100644 --- a/include/block/block.h +++ b/include/block/block.h @@ -451,7 +451,7 @@ bool bdrv_qiov_is_aligned(BlockDriverState *bs, QEMUIOVector *qiov); struct HBitmapIter; typedef struct BdrvDirtyBitmap BdrvDirtyBitmap; BdrvDirtyBitmap *bdrv_create_dirty_bitmap(BlockDriverState *bs, - int granularity, + uint32_t granularity, const char *name, Error **errp); BdrvDirtyBitmap *bdrv_find_dirty_bitmap(BlockDriverState *bs, diff --git a/include/block/block_int.h b/include/block/block_int.h index dccb092df7..fb9e1002ba 100644 --- a/include/block/block_int.h +++ b/include/block/block_int.h @@ -590,7 +590,7 @@ void commit_active_start(BlockDriverState *bs, BlockDriverState *base, */ void mirror_start(BlockDriverState *bs, BlockDriverState *target, const char *replaces, - int64_t speed, int64_t granularity, int64_t buf_size, + int64_t speed, uint32_t granularity, int64_t buf_size, MirrorSyncMode mode, BlockdevOnError on_source_error, BlockdevOnError on_target_error, BlockCompletionFunc *cb, diff --git a/qapi/block-core.json b/qapi/block-core.json index 915cdc0ed1..7dc64410ef 100644 --- a/qapi/block-core.json +++ b/qapi/block-core.json @@ -339,7 +339,7 @@ # Since: 1.3 ## { 'type': 'BlockDirtyInfo', - 'data': {'*name': 'str', 'count': 'int', 'granularity': 'int'} } + 'data': {'*name': 'str', 'count': 'int', 'granularity': 'uint32'} } ## # @BlockInfo: -- 2.39.2