On Sun, 2012-08-19 at 20:57 -0700, Greg Kroah-Hartman wrote: > From: Greg KH <gre...@linuxfoundation.org> > > 3.4-stable review patch. If anyone has any objections, please let me know. > > ------------------ > > From: Theodore Ts'o <ty...@mit.edu> > > commit d796c52ef0b71a988364f6109aeb63d79c5b116b upstream. > > After we transfer set the EXT4_ERROR_FS bit in the file system > superblock, it's not enough to call jbd2_journal_clear_err() to clear > the error indication from journal superblock --- we need to call > jbd2_journal_update_sb_errno() as well. Otherwise, when the root file > system is mounted read-only, the journal is replayed, and the error > indicator is transferred to the superblock --- but the s_errno field > in the jbd2 superblock is left set (since although we cleared it in > memory, we never flushed it out to disk). > > This can end up confusing e2fsck. We should make e2fsck more robust > in this case, but the kernel shouldn't be leaving things in this > confused state, either. [...]
Is this needed for 3.2? It looked like it depended on
24bcc89c7e7c64982e6192b4952a0a92379fc341 which is strictly too big a
change for a stable series. But perhaps there's a way to avoid that
dependency.
Ben.
--
Ben Hutchings
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