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| author | Tony Breeds <tony@bakeyournoodle.com> | 2014-09-26 09:14:11 +1000 |
|---|---|---|
| committer | Kevin Wolf <kwolf@redhat.com> | 2014-10-20 13:41:26 +0200 |
| commit | 38c4d0aea3e1264c86e282d99560330adf2b6e25 (patch) | |
| tree | e5e04dcee260d4efe0b352e66f1d7f6ea6c0b83e /qemu-io.c | |
| parent | d8bb71b6227366c188595b91c24a58c9b06e46dd (diff) | |
| download | focaccia-qemu-38c4d0aea3e1264c86e282d99560330adf2b6e25.tar.gz focaccia-qemu-38c4d0aea3e1264c86e282d99560330adf2b6e25.zip | |
block/raw-posix: Fix disk corruption in try_fiemap
Using fiemap without FIEMAP_FLAG_SYNC is a known corrupter. Add the FIEMAP_FLAG_SYNC flag to the FS_IOC_FIEMAP ioctl. This has the downside of significantly reducing performance. Reported-By: Michael Steffens <michael_steffens@posteo.de> Signed-off-by: Tony Breeds <tony@bakeyournoodle.com> Cc: Kevin Wolf <kwolf@redhat.com> Cc: Markus Armbruster <armbru@redhat.com> Cc: Stefan Hajnoczi <stefanha@redhat.com> Cc: Max Reitz <mreitz@redhat.com> Cc: Pádraig Brady <pbrady@redhat.com> Cc: Eric Blake <eblake@redhat.com> Reviewed-by: Eric Blake <eblake@redhat.com> Reviewed-by: Max Reitz <mreitz@redhat.com> Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Diffstat (limited to 'qemu-io.c')
0 files changed, 0 insertions, 0 deletions