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| author | Jeff Garzik <jeff@garzik.org> | 2009-04-08 01:13:15 +0200 |
|---|---|---|
| committer | Jeff Garzik <jgarzik@redhat.com> | 2009-09-02 01:47:19 +0200 |
| commit | 54c38444fad6a99b4b19512f8f0055d69115e69e (patch) | |
| tree | 47d9271855d66676f1a70bac0f9e25d1781ce3e9 /lib/rwsem.c | |
| parent | autofs4 - fix missed case when changing to use struct path (diff) | |
| download | linux-54c38444fad6a99b4b19512f8f0055d69115e69e.tar.xz linux-54c38444fad6a99b4b19512f8f0055d69115e69e.zip | |
[libata] EH: freeze port before aborting commands
Call the ->freeze() hook before aborting qc's, because some hardware
requires special handling prior to accessing the taskfile registers
(for diagnosis/analysis/reset). Most notably, hardware may wish to
disable the DMA engine or interrupts in the ->freeze() hook.
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
Diffstat (limited to 'lib/rwsem.c')
0 files changed, 0 insertions, 0 deletions