* [PATCH] madvise.2: update EINVAL return info
@ 2022-03-16 14:52 Charan Teja Reddy
2022-03-17 21:02 ` Alejandro Colomar (man-pages)
0 siblings, 1 reply; 2+ messages in thread
From: Charan Teja Reddy @ 2022-03-16 14:52 UTC (permalink / raw)
To: alx.manpages, mtk.manpages, minchan, nadav.amit
Cc: linux-man, linux-kernel, Charan Teja Reddy
MADV_COLD and MADV_PAGEOUT advises on an address range which includes
locked, Huge TLB pages or VM_PFNMAP pages can return EINVAL. Update the
man pages accordingly.
Reported-by: Nadav Amit <nadav.amit@gmail.com>
Signed-off-by: Charan Teja Reddy <quic_charante@quicinc.com>
---
man2/madvise.2 | 10 ++++++++++
1 file changed, 10 insertions(+)
diff --git a/man2/madvise.2 b/man2/madvise.2
index f1f384c..ab98a87 100644
--- a/man2/madvise.2
+++ b/man2/madvise.2
@@ -505,6 +505,16 @@ is not a valid.
.B EINVAL
.I advice
is
+.BR MADV_COLD
+or
+.BR MADV_PAGEOUT
+and the specified address range includes locked, Huge TLB pages, or
+.B VM_PFNMAP
+pages.
+.TP
+.B EINVAL
+.I advice
+is
.B MADV_DONTNEED
or
.BR MADV_REMOVE
--
2.7.4
^ permalink raw reply [flat|nested] 2+ messages in thread
* Re: [PATCH] madvise.2: update EINVAL return info
2022-03-16 14:52 [PATCH] madvise.2: update EINVAL return info Charan Teja Reddy
@ 2022-03-17 21:02 ` Alejandro Colomar (man-pages)
0 siblings, 0 replies; 2+ messages in thread
From: Alejandro Colomar (man-pages) @ 2022-03-17 21:02 UTC (permalink / raw)
To: Charan Teja Reddy
Cc: linux-man, linux-kernel, minchan, nadav.amit, mtk.manpages
Hellp Charan,
On 3/16/22 15:52, Charan Teja Reddy wrote:
> MADV_COLD and MADV_PAGEOUT advises on an address range which includes
> locked, Huge TLB pages or VM_PFNMAP pages can return EINVAL. Update the
> man pages accordingly.
>
> Reported-by: Nadav Amit <nadav.amit@gmail.com>
> Signed-off-by: Charan Teja Reddy <quic_charante@quicinc.com>
Patch applied.
Thanks,
Alex
> ---
> man2/madvise.2 | 10 ++++++++++
> 1 file changed, 10 insertions(+)
>
> diff --git a/man2/madvise.2 b/man2/madvise.2
> index f1f384c..ab98a87 100644
> --- a/man2/madvise.2
> +++ b/man2/madvise.2
> @@ -505,6 +505,16 @@ is not a valid.
> .B EINVAL
> .I advice
> is
> +.BR MADV_COLD
> +or
> +.BR MADV_PAGEOUT
> +and the specified address range includes locked, Huge TLB pages, or
> +.B VM_PFNMAP
> +pages.
> +.TP
> +.B EINVAL
> +.I advice
> +is
> .B MADV_DONTNEED
> or
> .BR MADV_REMOVE
--
Alejandro Colomar
Linux man-pages comaintainer; https://www.kernel.org/doc/man-pages/
http://www.alejandro-colomar.es/
^ permalink raw reply [flat|nested] 2+ messages in thread
end of thread, other threads:[~2022-03-17 21:03 UTC | newest]
Thread overview: 2+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2022-03-16 14:52 [PATCH] madvise.2: update EINVAL return info Charan Teja Reddy
2022-03-17 21:02 ` Alejandro Colomar (man-pages)
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox
all inboxes | Powered by JetHome®