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authorNir Soffer <nirsof@gmail.com>2019-08-27 21:59:13 +0300
committerMax Reitz <mreitz@redhat.com>2019-09-16 14:48:30 +0200
commit8972571509f15bd8e31fa9ded795a11e22c0d1d3 (patch)
treeae80eebe154df6640c0cd0fbb34e386a73168cda
parent1bbbf32d5fffe334531c315d7bd865fdfb67b6c5 (diff)
block: Remove unused masks
Replace confusing usage: ~BDRV_SECTOR_MASK With more clear: (BDRV_SECTOR_SIZE - 1) Remove BDRV_SECTOR_MASK and the unused BDRV_BLOCK_OFFSET_MASK which was it's last user. Signed-off-by: Nir Soffer <nsoffer@redhat.com> Message-id: 20190827185913.27427-3-nsoffer@redhat.com Reviewed-by: Juan Quintela <quintela@redhat.com> Reviewed-by: John Snow <jsnow@redhat.com> Signed-off-by: Max Reitz <mreitz@redhat.com>
-rw-r--r--include/block/block.h2
-rw-r--r--migration/block.c2
2 files changed, 1 insertions, 3 deletions
diff --git a/include/block/block.h b/include/block/block.h
index 124ad40809..37c9de7446 100644
--- a/include/block/block.h
+++ b/include/block/block.h
@@ -143,7 +143,6 @@ typedef struct HDGeometry {
#define BDRV_SECTOR_BITS 9
#define BDRV_SECTOR_SIZE (1ULL << BDRV_SECTOR_BITS)
-#define BDRV_SECTOR_MASK ~(BDRV_SECTOR_SIZE - 1)
#define BDRV_REQUEST_MAX_SECTORS MIN(SIZE_MAX >> BDRV_SECTOR_BITS, \
INT_MAX >> BDRV_SECTOR_BITS)
@@ -195,7 +194,6 @@ typedef struct HDGeometry {
#define BDRV_BLOCK_ALLOCATED 0x10
#define BDRV_BLOCK_EOF 0x20
#define BDRV_BLOCK_RECURSE 0x40
-#define BDRV_BLOCK_OFFSET_MASK BDRV_SECTOR_MASK
typedef QSIMPLEQ_HEAD(BlockReopenQueue, BlockReopenQueueEntry) BlockReopenQueue;
diff --git a/migration/block.c b/migration/block.c
index 0de9d84198..8e49382070 100644
--- a/migration/block.c
+++ b/migration/block.c
@@ -906,7 +906,7 @@ static int block_load(QEMUFile *f, void *opaque, int version_id)
do {
addr = qemu_get_be64(f);
- flags = addr & ~BDRV_SECTOR_MASK;
+ flags = addr & (BDRV_SECTOR_SIZE - 1);
addr >>= BDRV_SECTOR_BITS;
if (flags & BLK_MIG_FLAG_DEVICE_BLOCK) {