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| author | Michel Lespinasse <walken@google.com> | 2020-06-09 07:33:54 +0300 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2020-06-09 19:39:14 +0300 |
| commit | c1e8d7c6a7a682e1405e3e242d32fc377fd196ff (patch) | |
| tree | ef02402b77990834fbb5bdb1f146fc0393cc8987 /mm/mprotect.c | |
| parent | 3e4e28c5a8f01ee4174d639e36ed155ade489a6f (diff) | |
| download | linux-c1e8d7c6a7a682e1405e3e242d32fc377fd196ff.tar.xz | |
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 'mm/mprotect.c')
| -rw-r--r-- | mm/mprotect.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/mm/mprotect.c b/mm/mprotect.c index ee27e44a7e07..ce8b8a5eacbb 100644 --- a/mm/mprotect.c +++ b/mm/mprotect.c @@ -49,7 +49,7 @@ static unsigned long change_pte_range(struct vm_area_struct *vma, pmd_t *pmd, bool uffd_wp_resolve = cp_flags & MM_CP_UFFD_WP_RESOLVE; /* - * Can be called with only the mmap_sem for reading by + * Can be called with only the mmap_lock for reading by * prot_numa so we must check the pmd isn't constantly * changing from under us from pmd_none to pmd_trans_huge * and/or the other way around. @@ -59,7 +59,7 @@ static unsigned long change_pte_range(struct vm_area_struct *vma, pmd_t *pmd, /* * The pmd points to a regular pte so the pmd can't change - * from under us even if the mmap_sem is only hold for + * from under us even if the mmap_lock is only hold for * reading. */ pte = pte_offset_map_lock(vma->vm_mm, pmd, addr, &ptl); @@ -228,7 +228,7 @@ static inline unsigned long change_pmd_range(struct vm_area_struct *vma, next = pmd_addr_end(addr, end); /* - * Automatic NUMA balancing walks the tables with mmap_sem + * Automatic NUMA balancing walks the tables with mmap_lock * held for read. It's possible a parallel update to occur * between pmd_trans_huge() and a pmd_none_or_clear_bad() * check leading to a false positive and clearing. @@ -477,7 +477,7 @@ mprotect_fixup(struct vm_area_struct *vma, struct vm_area_struct **pprev, success: /* - * vm_flags and vm_page_prot are protected by the mmap_sem + * vm_flags and vm_page_prot are protected by the mmap_lock * held in write mode. */ vma->vm_flags = newflags; |