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Groups > linux.kernel > #1230073

[PATCH] generic syscalls: wire up userfaultfd syscall

From Andre Przywara <andre.przywara@arm.com>
Newsgroups linux.kernel
Subject [PATCH] generic syscalls: wire up userfaultfd syscall
Date 2015-09-22 13:00 +0200
Message-ID <qbtsJ-37w-7@gated-at.bofh.it> (permalink)
Organization linux.* mail to news gateway

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Enable the new userfaultfd syscall in the generic syscall table.
Briefly tested on arm64 with the selftest from the tools directory.

Signed-off-by: Andre Przywara <andre.przywara@arm.com>
---
 include/uapi/asm-generic/unistd.h | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/include/uapi/asm-generic/unistd.h b/include/uapi/asm-generic/unistd.h
index 8da542a..82c91bc 100644
--- a/include/uapi/asm-generic/unistd.h
+++ b/include/uapi/asm-generic/unistd.h
@@ -711,9 +711,11 @@ __SYSCALL(__NR_bpf, sys_bpf)
 __SC_COMP(__NR_execveat, sys_execveat, compat_sys_execveat)
 #define __NR_membarrier 282
 __SYSCALL(__NR_membarrier, sys_membarrier)
+#define __NR_userfaultfd 283
+__SYSCALL(__NR_userfaultfd, sys_userfaultfd)
 
 #undef __NR_syscalls
-#define __NR_syscalls 283
+#define __NR_syscalls 284
 
 /*
  * All syscalls below here should go away really,
-- 
2.5.1

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[PATCH] generic syscalls: wire up userfaultfd syscall Andre Przywara <andre.przywara@arm.com> - 2015-09-22 13:00 +0200
  Re: [PATCH] generic syscalls: wire up userfaultfd syscall Will Deacon <will.deacon@arm.com> - 2015-09-22 18:00 +0200
    Re: [PATCH] generic syscalls: wire up userfaultfd syscall Andre Przywara <andre.przywara@arm.com> - 2015-09-22 19:00 +0200

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