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authorSuren Baghdasaryan <surenb@google.com>2023-01-26 20:37:49 +0100
committerAndrew Morton <akpm@linux-foundation.org>2023-02-10 01:51:39 +0100
commit1c71222e5f2393b5ea1a41795c67589eea7e3490 (patch)
tree365865f90ae2e7b021a77448ce07a663e81eff17 /mm/mremap.c
parentmm: replace VM_LOCKED_CLEAR_MASK with VM_LOCKED_MASK (diff)
downloadlinux-1c71222e5f2393b5ea1a41795c67589eea7e3490.tar.xz
linux-1c71222e5f2393b5ea1a41795c67589eea7e3490.zip
mm: replace vma->vm_flags direct modifications with modifier calls
Replace direct modifications to vma->vm_flags with calls to modifier functions to be able to track flag changes and to keep vma locking correctness. [akpm@linux-foundation.org: fix drivers/misc/open-dice.c, per Hyeonggon Yoo] Link: https://lkml.kernel.org/r/20230126193752.297968-5-surenb@google.com Signed-off-by: Suren Baghdasaryan <surenb@google.com> Acked-by: Michal Hocko <mhocko@suse.com> Acked-by: Mel Gorman <mgorman@techsingularity.net> Acked-by: Mike Rapoport (IBM) <rppt@kernel.org> Acked-by: Sebastian Reichel <sebastian.reichel@collabora.com> Reviewed-by: Liam R. Howlett <Liam.Howlett@Oracle.com> Reviewed-by: Hyeonggon Yoo <42.hyeyoo@gmail.com> Cc: Andy Lutomirski <luto@kernel.org> Cc: Arjun Roy <arjunroy@google.com> Cc: Axel Rasmussen <axelrasmussen@google.com> Cc: David Hildenbrand <david@redhat.com> Cc: David Howells <dhowells@redhat.com> Cc: Davidlohr Bueso <dave@stgolabs.net> Cc: David Rientjes <rientjes@google.com> Cc: Eric Dumazet <edumazet@google.com> Cc: Greg Thelen <gthelen@google.com> Cc: Hugh Dickins <hughd@google.com> Cc: Ingo Molnar <mingo@redhat.com> Cc: Jann Horn <jannh@google.com> Cc: Joel Fernandes <joelaf@google.com> Cc: Johannes Weiner <hannes@cmpxchg.org> Cc: Kent Overstreet <kent.overstreet@linux.dev> Cc: Laurent Dufour <ldufour@linux.ibm.com> Cc: Lorenzo Stoakes <lstoakes@gmail.com> Cc: Matthew Wilcox <willy@infradead.org> Cc: Minchan Kim <minchan@google.com> Cc: Paul E. McKenney <paulmck@kernel.org> Cc: Peter Oskolkov <posk@google.com> Cc: Peter Xu <peterx@redhat.com> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Punit Agrawal <punit.agrawal@bytedance.com> Cc: Sebastian Andrzej Siewior <bigeasy@linutronix.de> Cc: Shakeel Butt <shakeelb@google.com> Cc: Soheil Hassas Yeganeh <soheil@google.com> Cc: Song Liu <songliubraving@fb.com> Cc: Vlastimil Babka <vbabka@suse.cz> Cc: Will Deacon <will@kernel.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Diffstat (limited to 'mm/mremap.c')
-rw-r--r--mm/mremap.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/mm/mremap.c b/mm/mremap.c
index d70d8063c6e2..411a85682b58 100644
--- a/mm/mremap.c
+++ b/mm/mremap.c
@@ -662,7 +662,7 @@ static unsigned long move_vma(struct vm_area_struct *vma,
/* Conceal VM_ACCOUNT so old reservation is not undone */
if (vm_flags & VM_ACCOUNT && !(flags & MREMAP_DONTUNMAP)) {
- vma->vm_flags &= ~VM_ACCOUNT;
+ vm_flags_clear(vma, VM_ACCOUNT);
if (vma->vm_start < old_addr)
account_start = vma->vm_start;
if (vma->vm_end > old_addr + old_len)
@@ -719,12 +719,12 @@ static unsigned long move_vma(struct vm_area_struct *vma,
/* Restore VM_ACCOUNT if one or two pieces of vma left */
if (account_start) {
vma = vma_prev(&vmi);
- vma->vm_flags |= VM_ACCOUNT;
+ vm_flags_set(vma, VM_ACCOUNT);
}
if (account_end) {
vma = vma_next(&vmi);
- vma->vm_flags |= VM_ACCOUNT;
+ vm_flags_set(vma, VM_ACCOUNT);
}
return new_addr;