lists.openwall.net | lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC | |
Open Source and information security mailing list archives
| ||
|
Message-ID: <20170131025236.as4fvucj7qqphqef@thunk.org> Date: Mon, 30 Jan 2017 21:52:36 -0500 From: Theodore Ts'o <tytso@....edu> To: Artem Blagodarenko <artem.blagodarenko@...gate.com> Cc: linux-ext4@...r.kernel.org, "Darrick J. Wong" <darrick.wong@...cle.com> Subject: Re: [v2] mke2fs: fix coping of empty file using fiemap On Tue, Jan 17, 2017 at 06:14:19PM +0300, Artem Blagodarenko wrote: > Hello, > > Darrick J. Wong, thank you for inspection. Here is second version of the patch. > > Changes since v1: > * errno is returned in case failed ioctl > * loop is terminated any time fm_mapped_extents == 0 > > During filesystem creation with -d option files copied from given > directory. If supported, FS_IOC_FIEMAP ioctl is used to get file > extents. For empty file fm_mapped_extents is 0 and no error code > is returned, because this is not fail situation. > > Without this patch errno from previous operation is returned and > successful FS_IOC_FIEMAP ioctl call for empty file is interpreted > as error. > > Signed-off-by: Artem Blagodarenko <artem.blagodarenko@...gate.com> > Reviewed-by: Darrick J. Wong <darrick.wong@...cle.com> Thanks, applied. - Ted
Powered by blists - more mailing lists