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author | Samuel Thibault <samuel.thibault@ens-lyon.org> | 2011-03-27 21:37:59 +0200 |
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committer | Samuel Thibault <samuel.thibault@ens-lyon.org> | 2011-03-27 21:37:59 +0200 |
commit | 3f5b019c3f6e0c6e1683b2374cc86116251ecf2b (patch) | |
tree | 318230b32e3aa98afa4a28a0c0855e86a78fc721 /open_issues/sync_but_still_unclean_filesystem.mdwn | |
parent | 51c4760238ec774f0eb4facb1eb17c4abd516029 (diff) | |
parent | 4f51f8e21f1962a0749ec7081567f4916bab7910 (diff) |
Merge branch 'master' of flubber:~hurd-web/hurd-web
Diffstat (limited to 'open_issues/sync_but_still_unclean_filesystem.mdwn')
-rw-r--r-- | open_issues/sync_but_still_unclean_filesystem.mdwn | 18 |
1 files changed, 14 insertions, 4 deletions
diff --git a/open_issues/sync_but_still_unclean_filesystem.mdwn b/open_issues/sync_but_still_unclean_filesystem.mdwn index f1fbb4e0..83c7951e 100644 --- a/open_issues/sync_but_still_unclean_filesystem.mdwn +++ b/open_issues/sync_but_still_unclean_filesystem.mdwn @@ -1,4 +1,4 @@ -[[!meta copyright="Copyright © 2010 Free Software Foundation, Inc."]] +[[!meta copyright="Copyright © 2010, 2011 Free Software Foundation, Inc."]] [[!meta license="""[[!toggle id="license" text="GFDL 1.2+"]][[!toggleable id="license" text="Permission is granted to copy, distribute and/or modify this @@ -10,9 +10,19 @@ License|/fdl]]."]]"""]] [[!tag open_issue_gnumach open_issue_hurd]] +Also filed as [[!GNU_Savannah_bug 29292]]. + \#hurd, 2010, end of May / beginning of June [runnign sync, but sill unclean filesystem at next boot] - <slpz> guillem: when libpager syncs an object, it sends an m_o_lock_request and waits (if the synchronous argument was specified) for a m_o_lock_completed. But m_o_lock_completed only means that dirty pages have been sent to the translator, and this one still needs to write them to the backing storage - <slpz> guillem: there's no problem if sync() returns before actually writting the changes to disk, but this also happens when shutting down the translator - <slpz> guillem: in theory, locking mechanisms in libpager should prevent this from happening by keeping track of write operations, but this seems to fail in some situations + <slpz> guillem: when libpager syncs an object, it sends an m_o_lock_request + and waits (if the synchronous argument was specified) for a + m_o_lock_completed. But m_o_lock_completed only means that dirty pages + have been sent to the translator, and this one still needs to write them + to the backing storage + <slpz> guillem: there's no problem if sync() returns before actually + writting the changes to disk, but this also happens when shutting down + the translator + <slpz> guillem: in theory, locking mechanisms in libpager should prevent + this from happening by keeping track of write operations, but this seems + to fail in some situations |