diff mbox series

alpha: mlock2, copy_file_range syscalls were introduced in kernel 4.13

Message ID 1b0477fc-eb29-d74e-64f3-2fca723f3b21@redhat.com
State New
Headers show
Series alpha: mlock2, copy_file_range syscalls were introduced in kernel 4.13 | expand

Commit Message

Florian Weimer July 24, 2018, 8:26 p.m. UTC 
I tested this with 4.11 and 4.13 kernel headers using 
build-many-glibcs.py, both times with the respective --enable-kernel= 
option.

Thanks,
Florian

Comments

Carlos O'Donell July 24, 2018, 8:32 p.m. UTC | #1 
On 07/24/2018 04:26 PM, Florian Weimer wrote:
> I tested this with 4.11 and 4.13 kernel headers using
> build-many-glibcs.py, both times with the respective --enable-kernel=
> option.

OK for 2.28.

Reviewed-by: Carlos O'Donell <carlos@redhat.com>

> 
> Subject: [PATCH] alpha: mlock2, copy_file_range syscalls were introduced in kernel 4.13
> To: libc-alpha@sourceware.org
> 
> 2018-07-24  Florian Weimer  <fweimer@redhat.com>
> 
> 	* sysdeps/unix/sysv/linux/alpha/kernel-features.h
> 	[__LINUX_KERNEL_VERSION < 0x040D00] (__ASSUME_MLOCK2)
> 	(__ASSUME_COPY_FILE_RANGE): Undefine.  Kernel support was added in
> 	4.13.
> 
> diff --git a/sysdeps/unix/sysv/linux/alpha/kernel-features.h b/sysdeps/unix/sysv/linux/alpha/kernel-features.h
> index f63be39d1b..402d2573d7 100644
> --- a/sysdeps/unix/sysv/linux/alpha/kernel-features.h
> +++ b/sysdeps/unix/sysv/linux/alpha/kernel-features.h
> @@ -45,8 +45,10 @@
>  # undef __ASSUME_EXECVEAT
>  #endif
>  
> -/* Support for statx was added in kernel 4.13.  */
> +/* Support for copy_file_range, statx was added in kernel 4.13.  */
>  #if __LINUX_KERNEL_VERSION < 0x040D00
> +# undef __ASSUME_MLOCK2
> +# undef __ASSUME_COPY_FILE_RANGE
>  # undef __ASSUME_STATX
>  #endif
>
diff mbox series

Patch

Subject: [PATCH] alpha: mlock2, copy_file_range syscalls were introduced in kernel 4.13
To: libc-alpha@sourceware.org

2018-07-24  Florian Weimer  <fweimer@redhat.com>

	* sysdeps/unix/sysv/linux/alpha/kernel-features.h
	[__LINUX_KERNEL_VERSION < 0x040D00] (__ASSUME_MLOCK2)
	(__ASSUME_COPY_FILE_RANGE): Undefine.  Kernel support was added in
	4.13.

diff --git a/sysdeps/unix/sysv/linux/alpha/kernel-features.h b/sysdeps/unix/sysv/linux/alpha/kernel-features.h
index f63be39d1b..402d2573d7 100644
--- a/sysdeps/unix/sysv/linux/alpha/kernel-features.h
+++ b/sysdeps/unix/sysv/linux/alpha/kernel-features.h
@@ -45,8 +45,10 @@ 
 # undef __ASSUME_EXECVEAT
 #endif
 
-/* Support for statx was added in kernel 4.13.  */
+/* Support for copy_file_range, statx was added in kernel 4.13.  */
 #if __LINUX_KERNEL_VERSION < 0x040D00
+# undef __ASSUME_MLOCK2
+# undef __ASSUME_COPY_FILE_RANGE
 # undef __ASSUME_STATX
 #endif