This is a note to let you know that I've just added the patch titled
tools headers UAPI: Sync openat2.h with the kernel sources
to the 5.10-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
tools-headers-uapi-sync-openat2.h-with-the-kernel-sources.patch
and it can be found in the queue-5.10 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
>From 8e9c2ce1060f14cda30808322d9a8dcbd7a3fd77 Mon Sep 17 00:00:00 2001
From: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
Date: Tue, 23 Feb 2021 09:44:37 -0300
Subject: tools headers UAPI: Sync openat2.h with the kernel sources
From: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
[ Upstream commit 1e61463cfcd0b3e7a19ba36b8a98c64ebaac5c6e ]
To pick the changes in:
99668f618062816c ("fs: expose LOOKUP_CACHED through openat2() RESOLVE_CACHED")
That don't result in any change in tooling, only silences this perf
build warning:
Warning: Kernel ABI header at 'tools/include/uapi/linux/openat2.h' differs from latest version at 'include/uapi/linux/openat2.h'
diff -u tools/include/uapi/linux/openat2.h include/uapi/linux/openat2.h
Cc: Al Viro <viro@xxxxxxxxxxxxxxxxxx>
Cc: Jens Axboe <axboe@xxxxxxxxx>
Signed-off-by: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
tools/include/uapi/linux/openat2.h | 4 ++++
1 file changed, 4 insertions(+)
--- a/tools/include/uapi/linux/openat2.h
+++ b/tools/include/uapi/linux/openat2.h
@@ -35,5 +35,9 @@ struct open_how {
#define RESOLVE_IN_ROOT 0x10 /* Make all jumps to "/" and ".."
be scoped inside the dirfd
(similar to chroot(2)). */
+#define RESOLVE_CACHED 0x20 /* Only complete if resolution can be
+ completed through cached lookup. May
+ return -EAGAIN if that's not
+ possible. */
#endif /* _UAPI_LINUX_OPENAT2_H */
Patches currently in stable-queue which might be from acme@xxxxxxxxxx are
queue-5.10/perf-debug-set-debug_peo_args-and-redirect_to_stderr.patch
queue-5.10/perf-trace-return-error-if-a-system-call-doesn-t-exi.patch
queue-5.10/tools-headers-uapi-sync-openat2.h-with-the-kernel-sources.patch
queue-5.10/perf-trace-handle-failure-when-trace-point-folder-is.patch
queue-5.10/perf-trace-use-macro-raw_syscall_args_num-to-replace.patch
queue-5.10/perf-symbol-correction-while-adjusting-symbol.patch
