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authorDr. David Alan Gilbert <dgilbert@redhat.com>2015-09-22 14:59:09 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2015-09-22 15:09:53 -0700
commit09f7298100ea9767324298ab0c7979f6d7463183 (patch)
tree69fe296e779996a9563eb765de38dd1672bc6f6f /include
parent5dd01be14565df814408327971775f36e55bf5e3 (diff)
downloadlinux-linaro-stable-09f7298100ea9767324298ab0c7979f6d7463183.tar.gz
userfaultfd: register uapi generic syscall (aarch64)
Add the userfaultfd syscalls to uapi asm-generic, it was tested with postcopy live migration on aarch64 with both 4k and 64k pagesize kernels. Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com> Signed-off-by: Andrea Arcangeli <aarcange@redhat.com> Cc: Michael Ellerman <mpe@ellerman.id.au> Cc: Shuah Khan <shuahkh@osg.samsung.com> Cc: Thierry Reding <treding@nvidia.com> Cc: Mathieu Desnoyers <mathieu.desnoyers@efficios.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'include')
-rw-r--r--include/uapi/asm-generic/unistd.h8
1 files changed, 5 insertions, 3 deletions
diff --git a/include/uapi/asm-generic/unistd.h b/include/uapi/asm-generic/unistd.h
index 8da542a2874d..ee124009e12a 100644
--- a/include/uapi/asm-generic/unistd.h
+++ b/include/uapi/asm-generic/unistd.h
@@ -709,17 +709,19 @@ __SYSCALL(__NR_memfd_create, sys_memfd_create)
__SYSCALL(__NR_bpf, sys_bpf)
#define __NR_execveat 281
__SC_COMP(__NR_execveat, sys_execveat, compat_sys_execveat)
-#define __NR_membarrier 282
+#define __NR_userfaultfd 282
+__SYSCALL(__NR_userfaultfd, sys_userfaultfd)
+#define __NR_membarrier 283
__SYSCALL(__NR_membarrier, sys_membarrier)
#undef __NR_syscalls
-#define __NR_syscalls 283
+#define __NR_syscalls 284
/*
* All syscalls below here should go away really,
* these are provided for both review and as a porting
* help for the C library version.
-*
+ *
* Last chance: are any of these important enough to
* enable by default?
*/