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| author | Cornelia Huck <cornelia.huck@de.ibm.com> | 2006-07-12 16:39:50 +0200 |
|---|---|---|
| committer | Martin Schwidefsky <schwidefsky@de.ibm.com> | 2006-07-12 16:39:50 +0200 |
| commit | 6ab4879a0d074c938fd17dba141dce042fc17bee (patch) | |
| tree | 62e413692d4c55ae322c3201c36ded4808806cb5 /include/asm-x86_64/pda.h | |
| parent | 63f4f9e1281ea9b9a2304bd13d657ba9d401c9a7 (diff) | |
[S390] subchannel register/unregister mutex.
Add a reg_mutex to prevent unregistering a subchannel before it has been
registered. Since 2.6.17, we've seen oopses in kslowcrw when a device is
found to be not operational during sense id when doing initial device
recognition; it is not clear yet why that particular problem was not (yet)
observed with earlier kernels...
Signed-off-by: Cornelia Huck <cornelia.huck@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'include/asm-x86_64/pda.h')
0 files changed, 0 insertions, 0 deletions