Thread (51 messages) 51 messages, 5 authors, 2021-09-01

[PATCH v29 13/32] mm: Move VM_UFFD_MINOR_BIT from 37 to 38

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STALE1885d SUPERSEDED: 1 (1M)

From: Yu-cheng Yu <hidden>
Date: 2021-08-20 18:20:05
Also in: linux-api, linux-arch, linux-mm, lkml
Subsystem: memory management - core, the rest · Maintainers: Andrew Morton, David Hildenbrand, Linus Torvalds

Status: Superseded by v30 (posted 2021-08-30). [go to v30]

Revision v29 (25 revisions archived); 1 review trailer.

Revisions (25)
To introduce VM_SHADOW_STACK as VM_HIGH_ARCH_BIT (37), and make all
VM_HIGH_ARCH_BITs stay together, move VM_UFFD_MINOR_BIT from 37 to 38.

Signed-off-by: Yu-cheng Yu <redacted>
Reviewed-by: Axel Rasmussen <axelrasmussen@google.com>
Cc: Peter Xu <peterx@redhat.com>
Cc: Mike Kravetz <redacted>
---
 include/linux/mm.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/include/linux/mm.h b/include/linux/mm.h
index 7ca22e6e694a..1d4e5012c27d 100644
--- a/include/linux/mm.h
+++ b/include/linux/mm.h
@@ -370,7 +370,7 @@ extern unsigned int kobjsize(const void *objp);
 #endif
 
 #ifdef CONFIG_HAVE_ARCH_USERFAULTFD_MINOR
-# define VM_UFFD_MINOR_BIT	37
+# define VM_UFFD_MINOR_BIT	38
 # define VM_UFFD_MINOR		BIT(VM_UFFD_MINOR_BIT)	/* UFFD minor faults */
 #else /* !CONFIG_HAVE_ARCH_USERFAULTFD_MINOR */
 # define VM_UFFD_MINOR		VM_NONE
-- 
2.21.0
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