Messages in this thread | | | Date | Fri, 21 Sep 2007 16:47:54 -0700 | From | Andrew Morton <> | Subject | Re: [PATCH 07/25] r/o bind mounts: elevate write count for some ioctls |
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On Fri, 21 Sep 2007 16:39:40 -0700 Dave Hansen <haveblue@us.ibm.com> wrote:
> On Fri, 2007-09-21 at 16:03 -0700, Andrew Morton wrote: > > Dave Hansen <haveblue@us.ibm.com> wrote: > > > > > Some ioctl()s can cause writes to the filesystem. Take > > > these, and make them use mnt_want/drop_write() instead. > > > > > > We need to pass the filp one layer deeper in XFS, but > > > somebody _just_ pulled it out in February because nobody > > > was using it, so I don't feel guilty for adding it back. > > > > Note that -mm's ext2-reservations.patch adds EXT2_IOC_SETRSVSZ, > > and it doesn't do mnt_want_write(). > > That doesn't quite apply to mainline (at least after the patches I just > sent). I'll wait and send you one on top of the next -mm so that I can > get a coherent view of what's going on if that's all right. >
Sure, that's OK.
But I only noticed it because I happened to have my nose in there fixing a reject.
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