Linux kernel commit e78bbfa82624 ("mm: stop returning -ENOENT from
sys_move_pages() if nothing got migrated") had the effect of *never*
returning -ENOENT, in any situation. So we need to update the man page
to reflect that ENOENT is not a possible return value.
Acked-by: Michal Hocko <mhocko@xxxxxxxx>
Cc: Brice Goglin <Brice.Goglin@xxxxxxxx>
Cc: Yang Shi <yang.shi@xxxxxxxxxxxxxxxxx>
Cc: Christoph Lameter <cl@xxxxxxxxx>
Signed-off-by: John Hubbard <jhubbard@xxxxxxxxxx>
---
Hi,
This fix for the man page was ACK'd by Michal, here:
https://lore.kernel.org/r/20191218101711.GB21485@xxxxxxxxxxxxxx
thanks,
John Hubbard
NVIDIA
man2/move_pages.2 | 6 ------
1 file changed, 6 deletions(-)
diff --git a/man2/move_pages.2 b/man2/move_pages.2
index 2d96468fa..1bf1053f2 100644
--- a/man2/move_pages.2
+++ b/man2/move_pages.2
@@ -191,12 +191,6 @@ was specified or an attempt was made to migrate pages of a kernel thread.
.B ENODEV
One of the target nodes is not online.
.TP
-.B ENOENT
-No pages were found that require moving.
-All pages are either already
-on the target node, not present, had an invalid address or could not be
-moved because they were mapped by multiple processes.
-.TP
.B EPERM
The caller specified
.B MPOL_MF_MOVE_ALL
--
2.24.1
