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authorMax Reitz <mreitz@redhat.com>2019-09-18 11:51:38 +0200
committerMax Reitz <mreitz@redhat.com>2019-10-28 11:59:51 +0100
commitbb8160eb78e948b0ef6f5ebbd38ff2a2c3f1dcf3 (patch)
tree05a4bd3b4b48b316cd01541f0dff9f850fb1e29c
parent6b7e8f8b1ce7b41527a7c408491e93f90a442bfc (diff)
downloadfocaccia-qemu-bb8160eb78e948b0ef6f5ebbd38ff2a2c3f1dcf3.tar.gz
focaccia-qemu-bb8160eb78e948b0ef6f5ebbd38ff2a2c3f1dcf3.zip
block/cor: Drop cor_co_truncate()
No other filter driver has a .bdrv_co_truncate() implementation, and
there is no need to because the general block layer code can handle it
just as well.

Signed-off-by: Max Reitz <mreitz@redhat.com>
Message-id: 20190918095144.955-3-mreitz@redhat.com
Reviewed-by: Maxim Levitsky <mlevitsk@redhat.com>
Signed-off-by: Max Reitz <mreitz@redhat.com>
-rw-r--r--block/copy-on-read.c8
1 files changed, 0 insertions, 8 deletions
diff --git a/block/copy-on-read.c b/block/copy-on-read.c
index 6631f30205..e95223d3cb 100644
--- a/block/copy-on-read.c
+++ b/block/copy-on-read.c
@@ -73,13 +73,6 @@ static int64_t cor_getlength(BlockDriverState *bs)
 }
 
 
-static int coroutine_fn cor_co_truncate(BlockDriverState *bs, int64_t offset,
-                                        PreallocMode prealloc, Error **errp)
-{
-    return bdrv_co_truncate(bs->file, offset, prealloc, errp);
-}
-
-
 static int coroutine_fn cor_co_preadv(BlockDriverState *bs,
                                       uint64_t offset, uint64_t bytes,
                                       QEMUIOVector *qiov, int flags)
@@ -139,7 +132,6 @@ static BlockDriver bdrv_copy_on_read = {
     .bdrv_child_perm                    = cor_child_perm,
 
     .bdrv_getlength                     = cor_getlength,
-    .bdrv_co_truncate                   = cor_co_truncate,
 
     .bdrv_co_preadv                     = cor_co_preadv,
     .bdrv_co_pwritev                    = cor_co_pwritev,