diff mbox series

mremap.2: Update information about MREMAP_DONTUNMAP restrictions

Message ID 20241105041700.1386571-1-alexhenrie24@gmail.com (mailing list archive)
State New
Headers show
Series mremap.2: Update information about MREMAP_DONTUNMAP restrictions | expand

Commit Message

Alex Henrie Nov. 5, 2024, 4:16 a.m. UTC 
See "mm: extend MREMAP_DONTUNMAP to non-anonymous mappings":
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=a4609387859f0281951f5e476d9f76d7fb9ab321

Signed-off-by: Alex Henrie <alexhenrie24@gmail.com>
---
 man/man2/mremap.2 | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/man/man2/mremap.2 b/man/man2/mremap.2
index 53e0bcf2d..b99ab9492 100644
--- a/man/man2/mremap.2
+++ b/man/man2/mremap.2
@@ -106,7 +106,13 @@  remaps a mapping to a new address but does not unmap the mapping at
 .IP
 The
 .B MREMAP_DONTUNMAP
-flag can be used only with private anonymous mappings
+flag can only be used with mappings that are not
+.BR VM_DONTEXPAND
+or
+.BR VM_MIXEDMAP .
+Before Linux 5.13, the
+.B MREMAP_DONTUNMAP
+flag could be used only with private anonymous mappings
 (see the description of
 .B MAP_PRIVATE
 and