]> git.baikalelectronics.ru Git - kernel.git/commit
projects / kernel.git / commit
? search:
summary | shortlog | log | commit | commitdiff | tree
(parent: b12ae75) | patch
[S390] gmap: always up mmap_sem properly
authorCarsten Otte <cotte@de.ibm.com>
Mon, 26 Sep 2011 14:40:34 +0000 (16:40 +0200)
committerMartin Schwidefsky <schwidefsky@de.ibm.com>
Mon, 26 Sep 2011 14:40:50 +0000 (16:40 +0200)
commit4f2e3d12f2537ea804080437efa42de4ef9c66e0
treed15e7f32c6081cd81cbbc6cb7a321dad9fb6733ftree | snapshot
parentb12ae75a8ccd313c97bb45646193c7e607ac5c4bcommit | diff
[S390] gmap: always up mmap_sem properly

If gmap_unmap_segment figures that the segment was not mapped in the
first place, it need to up mmap_sem on exit.

Cc: <stable@kernel.org>
Signed-off-by: Carsten Otte <cotte@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
arch/s390/mm/pgtable.c diff | blob | history
Linux Kernel Source Tree.