| commit | 9fb3cd86e4870d54d71a80323e97c48df4de05bd | |
| author | Swen Schillig <swen@vnet.ibm.com> | |
| Wed, 1 Oct 2008 10:42:24 +0000 (1 12:42 +0200) | ||
| committer | James Bottomley <James.Bottomley@HansenPartnership.com> | |
| Fri, 3 Oct 2008 17:11:56 +0000 (3 12:11 -0500) | ||
| tree | b03dfde59ef84770511a7cace937bed26c55adb6 | treesnapshot (tar.gz zip) |
| parent | e4e9ba5d9313f362d2192fb7a2d35a3bfb714b1e | commitdiff |
[SCSI] zfcp: fix erp list usage without using locks
The zfcp_erp_thread was using the nolock version of the dbf function.
This resulted in a list access while other tasks could modifying the
list. The symptom was an erp thread running at 100% CPU and never
returning from the dbf function.
Signed-off-by: Swen Schillig <swen@vnet.ibm.com>
Signed-off-by: Christof Schmitt <christof.schmitt@de.ibm.com>
Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>
The zfcp_erp_thread was using the nolock version of the dbf function.
This resulted in a list access while other tasks could modifying the
list. The symptom was an erp thread running at 100% CPU and never
returning from the dbf function.
Signed-off-by: Swen Schillig <swen@vnet.ibm.com>
Signed-off-by: Christof Schmitt <christof.schmitt@de.ibm.com>
Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>
| drivers/s390/scsi/zfcp_erp.c | diffblobblamehistory |