diff options
| author | Michel Lespinasse <walken@google.com> | 2020-06-08 21:33:54 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2020-06-09 09:39:14 -0700 |
| commit | c1e8d7c6a7a682e1405e3e242d32fc377fd196ff (patch) | |
| tree | ef02402b77990834fbb5bdb1f146fc0393cc8987 /arch/powerpc/kvm/book3s_hv_uvmem.c | |
| parent | 3e4e28c5a8f01ee4174d639e36ed155ade489a6f (diff) | |
mmap locking API: convert mmap_sem comments
Convert comments that reference mmap_sem to reference mmap_lock instead.
[akpm@linux-foundation.org: fix up linux-next leftovers]
[akpm@linux-foundation.org: s/lockaphore/lock/, per Vlastimil]
[akpm@linux-foundation.org: more linux-next fixups, per Michel]
Signed-off-by: Michel Lespinasse <walken@google.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Reviewed-by: Vlastimil Babka <vbabka@suse.cz>
Reviewed-by: Daniel Jordan <daniel.m.jordan@oracle.com>
Cc: Davidlohr Bueso <dbueso@suse.de>
Cc: David Rientjes <rientjes@google.com>
Cc: Hugh Dickins <hughd@google.com>
Cc: Jason Gunthorpe <jgg@ziepe.ca>
Cc: Jerome Glisse <jglisse@redhat.com>
Cc: John Hubbard <jhubbard@nvidia.com>
Cc: Laurent Dufour <ldufour@linux.ibm.com>
Cc: Liam Howlett <Liam.Howlett@oracle.com>
Cc: Matthew Wilcox <willy@infradead.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Ying Han <yinghan@google.com>
Link: http://lkml.kernel.org/r/20200520052908.204642-13-walken@google.com
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch/powerpc/kvm/book3s_hv_uvmem.c')
| -rw-r--r-- | arch/powerpc/kvm/book3s_hv_uvmem.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/arch/powerpc/kvm/book3s_hv_uvmem.c b/arch/powerpc/kvm/book3s_hv_uvmem.c index 305997b015b6..f91224ea034a 100644 --- a/arch/powerpc/kvm/book3s_hv_uvmem.c +++ b/arch/powerpc/kvm/book3s_hv_uvmem.c @@ -47,7 +47,7 @@ * Locking order * * 1. kvm->srcu - Protects KVM memslots - * 2. kvm->mm->mmap_sem - find_vma, migrate_vma_pages and helpers, ksm_madvise + * 2. kvm->mm->mmap_lock - find_vma, migrate_vma_pages and helpers, ksm_madvise * 3. kvm->arch.uvmem_lock - protects read/writes to uvmem slots thus acting * as sync-points for page-in/out */ @@ -402,8 +402,8 @@ kvmppc_svm_page_in(struct vm_area_struct *vma, unsigned long start, mig.dst = &dst_pfn; /* - * We come here with mmap_sem write lock held just for - * ksm_madvise(), otherwise we only need read mmap_sem. + * We come here with mmap_lock write lock held just for + * ksm_madvise(), otherwise we only need read mmap_lock. * Hence downgrade to read lock once ksm_madvise() is done. */ ret = ksm_madvise(vma, vma->vm_start, vma->vm_end, |