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Re: [Qemu-devel] [PATCH 1/1] vmdk: Use bdrv_nb_sectors() where sectors,
From: |
Fam Zheng |
Subject: |
Re: [Qemu-devel] [PATCH 1/1] vmdk: Use bdrv_nb_sectors() where sectors, not bytes are wanted |
Date: |
Thu, 21 Aug 2014 15:09:02 +0800 |
User-agent: |
Mutt/1.5.23 (2014-03-12) |
On Thu, 08/21 08:43, Markus Armbruster wrote:
> Fam Zheng <address@hidden> writes:
>
> > On Wed, 08/20 19:07, Markus Armbruster wrote:
> >> Instead of bdrv_getlength().
> >>
> >> Commit 57322b7 did this all over block, but one more bdrv_getlength()
> >> has crept in since.
> >>
> >> Signed-off-by: Markus Armbruster <address@hidden>
> >> ---
> >> block/vmdk.c | 11 +++++------
> >> 1 file changed, 5 insertions(+), 6 deletions(-)
> >>
> >> diff --git a/block/vmdk.c b/block/vmdk.c
> >> index 01412a8..3b74e85 100644
> >> --- a/block/vmdk.c
> >> +++ b/block/vmdk.c
> >> @@ -397,7 +397,7 @@ static int vmdk_add_extent(BlockDriverState *bs,
> >> {
> >> VmdkExtent *extent;
> >> BDRVVmdkState *s = bs->opaque;
> >> - int64_t length;
> >> + int64_t nb_sectors;
> >>
> >> if (cluster_sectors > 0x200000) {
> >> /* 0x200000 * 512Bytes = 1GB for one cluster is unrealistic */
> >> @@ -413,9 +413,9 @@ static int vmdk_add_extent(BlockDriverState *bs,
> >> return -EFBIG;
> >> }
> >>
> >> - length = bdrv_getlength(file);
> >> - if (length < 0) {
> >> - return length;
> >> + nb_sectors = bdrv_getlength(file);
> >
> > Should be bdrv_nb_sectors.
>
> Brown paperbag... I shouldn't do "trivial" patches when tired.
>
> I wish "make check-block" covered a bit more, or there was something
> that does while being trivial enough for me to run it unthinkingly.
>
The test case here would be "write a little more data to the image, assert that
the file size (EOF offset) doesn't explode". :)
Fam
- [Qemu-devel] [PATCH 1/1] vmdk: Use bdrv_nb_sectors() where sectors, not bytes are wanted, Markus Armbruster, 2014/08/20
- Re: [Qemu-devel] [PATCH 1/1] vmdk: Use bdrv_nb_sectors() where sectors, not bytes are wanted, Eric Blake, 2014/08/20
- Re: [Qemu-devel] [PATCH 1/1] vmdk: Use bdrv_nb_sectors() where sectors, not bytes are wanted, Fam Zheng, 2014/08/20
- Re: [Qemu-devel] [PATCH 1/1] vmdk: Use bdrv_nb_sectors() where sectors, not bytes are wanted, Markus Armbruster, 2014/08/21
- Re: [Qemu-devel] [PATCH 1/1] vmdk: Use bdrv_nb_sectors() where sectors, not bytes are wanted,
Fam Zheng <=
- Re: [Qemu-devel] [PATCH 1/1] vmdk: Use bdrv_nb_sectors() where sectors, not bytes are wanted, Kevin Wolf, 2014/08/21
- Re: [Qemu-devel] [PATCH 1/1] vmdk: Use bdrv_nb_sectors() where sectors, not bytes are wanted, Markus Armbruster, 2014/08/21
- Re: [Qemu-devel] [PATCH 1/1] vmdk: Use bdrv_nb_sectors() where sectors, not bytes are wanted, Eric Blake, 2014/08/21