guest_block_size is a guest device property so it should be moved into
the interface between block layer and guest devices, which is the
BlockBackend.
Signed-off-by: Max Reitz mre...@redhat.com
---
block.c | 7 ---
block/block-backend.c | 7 +--
include/block/block.h | 1 -
include/block/block_int.h | 3 ---
4 files changed, 5 insertions(+), 13 deletions(-)
diff --git a/block.c b/block.c
index aff7682..eff92ca 100644
--- a/block.c
+++ b/block.c
@@ -965,7 +965,6 @@ static int bdrv_open_common(BlockDriverState *bs,
BlockDriverState *file,
}
bs-open_flags = flags;
-bs-guest_block_size = 512;
bs-request_alignment = 512;
bs-zero_beyond_eof = true;
open_flags = bdrv_open_flags(bs, flags);
@@ -2039,7 +2038,6 @@ static void bdrv_move_feature_fields(BlockDriverState
*bs_dest,
/* move some fields that need to stay attached to the device */
/* dev info */
-bs_dest-guest_block_size = bs_src-guest_block_size;
bs_dest-copy_on_read = bs_src-copy_on_read;
bs_dest-enable_write_cache = bs_src-enable_write_cache;
@@ -5286,11 +5284,6 @@ BlockAIOCB *bdrv_aio_ioctl(BlockDriverState *bs,
return NULL;
}
-void bdrv_set_guest_block_size(BlockDriverState *bs, int align)
-{
-bs-guest_block_size = align;
-}
-
void *qemu_blockalign(BlockDriverState *bs, size_t size)
{
return qemu_memalign(bdrv_opt_mem_align(bs), size);
diff --git a/block/block-backend.c b/block/block-backend.c
index 4a2428e..bf0fcc9 100644
--- a/block/block-backend.c
+++ b/block/block-backend.c
@@ -31,6 +31,9 @@ struct BlockBackend {
/* TODO change to DeviceState when all users are qdevified */
const BlockDevOps *dev_ops;
void *dev_opaque;
+
+/* the block size for which the guest device expects atomicity */
+int guest_block_size;
};
typedef struct BlockBackendAIOCB {
@@ -334,7 +337,7 @@ void blk_detach_dev(BlockBackend *blk, void *dev)
blk-dev = NULL;
blk-dev_ops = NULL;
blk-dev_opaque = NULL;
-bdrv_set_guest_block_size(blk-bs, 512);
+blk-guest_block_size = 512;
blk_unref(blk);
}
@@ -763,7 +766,7 @@ int blk_get_flags(BlockBackend *blk)
void blk_set_guest_block_size(BlockBackend *blk, int align)
{
-bdrv_set_guest_block_size(blk-bs, align);
+blk-guest_block_size = align;
}
void *blk_blockalign(BlockBackend *blk, size_t size)
diff --git a/include/block/block.h b/include/block/block.h
index 3082d2b..df656db 100644
--- a/include/block/block.h
+++ b/include/block/block.h
@@ -425,7 +425,6 @@ void bdrv_img_create(const char *filename, const char *fmt,
/* Returns the alignment in bytes that is required so that no bounce buffer
* is required throughout the stack */
size_t bdrv_opt_mem_align(BlockDriverState *bs);
-void bdrv_set_guest_block_size(BlockDriverState *bs, int align);
void *qemu_blockalign(BlockDriverState *bs, size_t size);
void *qemu_blockalign0(BlockDriverState *bs, size_t size);
void *qemu_try_blockalign(BlockDriverState *bs, size_t size);
diff --git a/include/block/block_int.h b/include/block/block_int.h
index b340e7e..c6ab73a 100644
--- a/include/block/block_int.h
+++ b/include/block/block_int.h
@@ -375,9 +375,6 @@ struct BlockDriverState {
/* Alignment requirement for offset/length of I/O requests */
unsigned int request_alignment;
-/* the block size for which the guest device expects atomicity */
-int guest_block_size;
-
/* do we need to tell the quest if we have a volatile write cache? */
int enable_write_cache;
--
2.1.0