lkml.org 
[lkml]   [2003]   [Jul]   [14]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
    /
    Date
    From
    SubjectRe: 2.5 'what to expect'
    On Mon, Jul 14, 2003 at 12:21:16PM +0530, Maneesh Soni wrote:
    > Can you add the following two points appended to the Generic VFS changes list?
    >
    > Thanks
    > Maneesh

    I had considered putting such things in there a while ago, but wanted
    the doc to just let _users_ know what changes they should be aware of.
    This sort of thing really belongs in a 2.5-api-changes.txt or the likes.
    (Which I did ponder doing at one point, but time got the better of me).

    Dave


    > On Fri, Jul 11, 2003 at 02:04:59PM +0000, Dave Jones wrote:
    > [...]
    > >
    > > Generic VFS changes.
    > > ~~~~~~~~~~~~~~~~~~~~
    > > - Since Linux 2.5.1 it is possible to atomically move a subtree to
    > > another place. The call is...
    > > mount --move olddir newdir
    > > - Since 2.5.43, dmask=value sets the umask applied to directories only.
    > > The default is the umask of the current process.
    > > The fmask=value sets the umask applied to regular files only.
    > > Again, the default is the umask of the current process.
    > - Since 2.5.62, dcache lookup is dcache_lock free. This does not affect
    > normal filesystems as long as they follow proper dcache interfaces. Care
    > should be taken (like holding per dentry lock) if one is racing with
    > d_lookup bringing a new dentry in dcache.
    > - Since 2.5.75-bk1 onwards separate lock is used for vfsmounts instead of
    > dcache_lock.
    >
    >
    > --
    > Maneesh Soni
    > IBM Linux Technology Center,
    > IBM India Software Lab, Bangalore.
    > Phone: +91-80-5044999 email: maneesh@in.ibm.com
    > http://lse.sourceforge.net/
    ---end quoted text---
    -
    To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
    the body of a message to majordomo@vger.kernel.org
    More majordomo info at http://vger.kernel.org/majordomo-info.html
    Please read the FAQ at http://www.tux.org/lkml/

    \
     
     \ /
      Last update: 2005-03-22 13:46    [W:4.080 / U:0.088 seconds]
    ©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site