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
| ||
|
Date: Mon, 9 Aug 2010 20:55:07 +0200 From: Arnd Bergmann <arnd@...db.de> To: Sage Weil <sage@...dream.net> Cc: akpm@...ux-foundation.org, linux-kernel@...r.kernel.org, linux-fsdevel@...r.kernel.org Subject: Re: [PATCH] vfs: introduce FS_IOC_SYNCFS to sync a single super On Monday 09 August 2010, Sage Weil wrote: > Currently the only way to sync a single super_block (and not all of them > via sync(2)) is via the BLKFLSBUF ioctl on the block device. That also > invalidates the bdev mapping, which isn't usually desireable, and it > doesn't work for non-block file systems. The ability to sync a single > mount can be useful for both applications and administrators (e.g., when > other mounts on the system are hung). You need to add this to the compat_ioctl handling as well, otherwise it won't work when you run a 32 bit process in a 64 bit kernel. Adding it to the ioctl_pointer[] array is probably the easiest way. Arnd -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
Powered by blists - more mailing lists