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authorMauro Carvalho Chehab <mchehab@redhat.com>2013-06-20 10:19:09 +0200
committerMauro Carvalho Chehab <mchehab@redhat.com>2013-06-20 10:19:09 +0200
commit37c1d2e4098e48d9107858246027510efcfd7774 (patch)
treefd676992f6b27f2576420bbc7b25028d05125940 /arch/s390/mm/pgtable.c
parent[media] media: dmxdev: remove dvb_ringbuffer_flush() on writer side (diff)
parentMerge branch 'v4l_for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git... (diff)
downloadlinux-37c1d2e4098e48d9107858246027510efcfd7774.tar.xz
linux-37c1d2e4098e48d9107858246027510efcfd7774.zip
Merge branch 'linus' into patchwork
* linus: (1465 commits) ARM: tegra30: clocks: Fix pciex clock registration lseek(fd, n, SEEK_END) does *not* go to eof - n Linux 3.10-rc6 smp.h: Use local_irq_{save,restore}() in !SMP version of on_each_cpu(). powerpc: Fix missing/delayed calls to irq_work powerpc: Fix emulation of illegal instructions on PowerNV platform powerpc: Fix stack overflow crash in resume_kernel when ftracing snd_pcm_link(): fix a leak... use can_lookup() instead of direct checks of ->i_op->lookup move exit_task_namespaces() outside of exit_notify() fput: task_work_add() can fail if the caller has passed exit_task_work() xfs: don't shutdown log recovery on validation errors xfs: ensure btree root split sets blkno correctly xfs: fix implicit padding in directory and attr CRC formats xfs: don't emit v5 superblock warnings on write mei: me: clear interrupts on the resume path mei: nfc: fix nfc device freeing mei: init: Flush scheduled work before resetting the device sctp: fully initialize sctp_outq in sctp_outq_init netiucv: Hold rtnl between name allocation and device registration. ...
Diffstat (limited to 'arch/s390/mm/pgtable.c')
-rw-r--r--arch/s390/mm/pgtable.c5
1 files changed, 2 insertions, 3 deletions
diff --git a/arch/s390/mm/pgtable.c b/arch/s390/mm/pgtable.c
index 7805ddca833d..a938b548f07e 100644
--- a/arch/s390/mm/pgtable.c
+++ b/arch/s390/mm/pgtable.c
@@ -492,7 +492,7 @@ static int gmap_connect_pgtable(unsigned long address, unsigned long segment,
mp = (struct gmap_pgtable *) page->index;
rmap->gmap = gmap;
rmap->entry = segment_ptr;
- rmap->vmaddr = address;
+ rmap->vmaddr = address & PMD_MASK;
spin_lock(&mm->page_table_lock);
if (*segment_ptr == segment) {
list_add(&rmap->list, &mp->mapper);
@@ -677,8 +677,7 @@ int gmap_ipte_notify(struct gmap *gmap, unsigned long start, unsigned long len)
break;
}
/* Get the page mapped */
- if (get_user_pages(current, gmap->mm, addr, 1, 1, 0,
- NULL, NULL) != 1) {
+ if (fixup_user_fault(current, gmap->mm, addr, FAULT_FLAG_WRITE)) {
rc = -EFAULT;
break;
}