diff options
| author | David Chinner <[email protected]> | 2006-03-14 13:29:16 +1100 |
|---|---|---|
| committer | Nathan Scott <[email protected]> | 2006-03-14 13:29:16 +1100 |
| commit | 01e1b69cfcdcfdd5b405165eaba29428f8b18a7c (patch) | |
| tree | 3ca7e8d0047ff03ca532f39b0fc4cd50381e8ecc /scripts/basic/split-include.c | |
| parent | 87cbc49cd4b773a972bce56c5dd09c4717f3285b (diff) | |
[XFS] using a spinlock per cpu for superblock counter exclusion results in
a preēmpt counter overflow at 256p and above. Change the exclusion
mechanism to use atomic bit operations and busy wait loops to emulate the
spin lock exclusion mechanism but without the preempt count issues.
SGI-PV: 950027
SGI-Modid: xfs-linux-melb:xfs-kern:25338a
Signed-off-by: David Chinner <[email protected]>
Signed-off-by: Nathan Scott <[email protected]>
Diffstat (limited to 'scripts/basic/split-include.c')
0 files changed, 0 insertions, 0 deletions