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Patch "xtensa: provide __NR_sync_file_range2 instead of __NR_sync_file_range" has been added to the 3.10-stable tree

PATCH [email protected] 1 participant 1 message May 2, 2015

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This is a note to let you know that I've just added the patch titled

xtensa: provide __NR_sync_file_range2 instead of __NR_sync_file_range

to the 3.10-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:
xtensa-provide-__nr_sync_file_range2-instead-of-__nr_sync_file_range.patch
and it can be found in the queue-3.10 subdirectory.

If you, or anyone else, feels it should not be added to the stable tree, please let <[email protected]> know about it.

Quoted 1 line

From 01e84c70fe40c8111f960987bcf7f931842e6d07 Mon Sep 17 00:00:00 2001

From: Max Filippov <[email protected]>
Date: Fri, 27 Feb 2015 11:02:38 +0300
Subject: xtensa: provide __NR_sync_file_range2 instead of __NR_sync_file_range

From: Max Filippov <[email protected]>

commit 01e84c70fe40c8111f960987bcf7f931842e6d07 upstream.

xtensa actually uses sync_file_range2 implementation, so it should define __NR_sync_file_range2 as other architectures that use that function. That fixes userspace interface (that apparently never worked) and avoids special-casing xtensa in libc implementations. See the thread ending at
http://lists.busybox.net/pipermail/uclibc/2015-February/048833.html
for more details.

---
 arch/xtensa/include/uapi/asm/unistd.h |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
arch/xtensa/include/uapi/asm/unistd.h +1 -1
@@ -715,7 +715,7 @@ __SYSCALL(323, sys_process_vm_writev, 6)
 __SYSCALL(324, sys_name_to_handle_at, 5)
 #define __NR_open_by_handle_at			325
 __SYSCALL(325, sys_open_by_handle_at, 3)
-#define __NR_sync_file_range			326
+#define __NR_sync_file_range2			326
 __SYSCALL(326, sys_sync_file_range2, 6)
 #define __NR_perf_event_open			327
 __SYSCALL(327, sys_perf_event_open, 5)

Patches currently in stable-queue which might be from [email protected] are

queue-3.10/xtensa-xtfpga-fix-hardware-lockup-caused-by-lcd-driver.patch queue-3.10/xtensa-provide-__nr_sync_file_range2-instead-of-__nr_sync_file_range.patch