On Tue, 25 Sep 2007 12:55:51 -0400 J. Bruce Fields wrote: > Shouldn't this mandatory-locking documentation be in the > Documentation/filesystems directory?
Agreed. > Give it a more descriptive name while we're at it, and update 00-INDEX > with a more inclusive description of Documentation/filesystems (which > has already talked about more than just individual filesystems). OK. One correction below. Then Acked-by: Randy Dunlap <[EMAIL PROTECTED]> > Signed-off-by: J. Bruce Fields <[EMAIL PROTECTED]> > > --- > > On Tue, Sep 18, 2007 at 01:40:16PM -0400, bfields wrote: > > Hm. Documentation/mandatory.txt claims that it mandatory locks and > > mmap() with MAP_SHARED exclude each other, but I can't see where that's > > enfoced. That file doesn't make any mention of the above race. > > > > So for now I think someone should update that file and fcntl(2) to > > mention these problems and to recommend rather strongly against using > > mandatory locking. > > Anyone have an objection if I submit these two patches to Linus for > 2.6.24? > > --b. > > Documentation/00-INDEX | 4 +- > Documentation/filesystems/00-INDEX | 2 + > Documentation/filesystems/mandatory-locking.txt | 152 > +++++++++++++++++++++++ > Documentation/locks.txt | 10 +- > Documentation/mandatory.txt | 152 > ----------------------- > 5 files changed, 160 insertions(+), 160 deletions(-) > create mode 100644 Documentation/filesystems/mandatory-locking.txt > delete mode 100644 Documentation/mandatory.txt > > diff --git a/Documentation/00-INDEX b/Documentation/00-INDEX > index 43e89b1..910473c 100644 > --- a/Documentation/00-INDEX > +++ b/Documentation/00-INDEX > @@ -145,7 +145,7 @@ fb/ > feature-removal-schedule.txt > - list of files and features that are going to be removed. > filesystems/ > - - directory with info on the various filesystems that Linux supports. > + - info on the vfs and the various filesystems that Linux supports. > firmware_class/ > - request_firmware() hotplug interface info. > floppy.txt > @@ -240,8 +240,6 @@ m68k/ > - directory with info about Linux on Motorola 68k architecture. > magic-number.txt > - list of magic numbers used to mark/protect kernel data structures. > -mandatory.txt > - - info on the Linux implementation of Sys V mandatory file locking. > mca.txt > - info on supporting Micro Channel Architecture (e.g. PS/2) systems. > md.txt > diff --git a/Documentation/filesystems/00-INDEX > b/Documentation/filesystems/00-INDEX > index 59db1bc..73c8e94 100644 > --- a/Documentation/filesystems/00-INDEX > +++ b/Documentation/filesystems/00-INDEX > @@ -52,6 +52,8 @@ isofs.txt > - info and mount options for the ISO 9660 (CDROM) filesystem. > jfs.txt > - info and mount options for the JFS filesystem. > +mandatory mandatory-locking.txt > + - info on the Linux implementation of Sys V mandatory file locking. > ncpfs.txt > - info on Novell Netware(tm) filesystem using NCP protocol. > ntfs.txt --- ~Randy Phaedrus says that Quality is about caring. - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
