* [PATCH v2 2/9] mips: allocate sys_membarrier system call number [not found] <1441642556-30972-1-git-send-email-mathieu.desnoyers@efficios.com> @ 2015-09-07 16:15 ` Mathieu Desnoyers 2015-09-16 15:04 ` Mathieu Desnoyers 0 siblings, 1 reply; 3+ messages in thread From: Mathieu Desnoyers @ 2015-09-07 16:15 UTC (permalink / raw) To: Andrew Morton, linux-api; +Cc: linux-kernel, Mathieu Desnoyers, linux-mips Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@efficios.com> Acked-by: Ralf Baechle <ralf@linux-mips.org> CC: Andrew Morton <akpm@linux-foundation.org> CC: linux-api@vger.kernel.org CC: linux-mips@linux-mips.org --- arch/mips/include/uapi/asm/unistd.h | 15 +++++++++------ arch/mips/kernel/scall32-o32.S | 1 + arch/mips/kernel/scall64-64.S | 1 + arch/mips/kernel/scall64-n32.S | 1 + arch/mips/kernel/scall64-o32.S | 1 + 5 files changed, 13 insertions(+), 6 deletions(-) diff --git a/arch/mips/include/uapi/asm/unistd.h b/arch/mips/include/uapi/asm/unistd.h index d0bdfaa..b107983 100644 --- a/arch/mips/include/uapi/asm/unistd.h +++ b/arch/mips/include/uapi/asm/unistd.h @@ -378,16 +378,17 @@ #define __NR_bpf (__NR_Linux + 355) #define __NR_execveat (__NR_Linux + 356) #define __NR_mlock2 (__NR_Linux + 357) +#define __NR_membarrier (__NR_Linux + 358) /* * Offset of the last Linux o32 flavoured syscall */ -#define __NR_Linux_syscalls 357 +#define __NR_Linux_syscalls 358 #endif /* _MIPS_SIM == _MIPS_SIM_ABI32 */ #define __NR_O32_Linux 4000 -#define __NR_O32_Linux_syscalls 357 +#define __NR_O32_Linux_syscalls 358 #if _MIPS_SIM == _MIPS_SIM_ABI64 @@ -713,16 +714,17 @@ #define __NR_bpf (__NR_Linux + 315) #define __NR_execveat (__NR_Linux + 316) #define __NR_mlock2 (__NR_Linux + 317) +#define __NR_membarrier (__NR_Linux + 318) /* * Offset of the last Linux 64-bit flavoured syscall */ -#define __NR_Linux_syscalls 317 +#define __NR_Linux_syscalls 318 #endif /* _MIPS_SIM == _MIPS_SIM_ABI64 */ #define __NR_64_Linux 5000 -#define __NR_64_Linux_syscalls 317 +#define __NR_64_Linux_syscalls 318 #if _MIPS_SIM == _MIPS_SIM_NABI32 @@ -1052,15 +1054,16 @@ #define __NR_bpf (__NR_Linux + 319) #define __NR_execveat (__NR_Linux + 320) #define __NR_mlock2 (__NR_Linux + 321) +#define __NR_membarrier (__NR_Linux + 322) /* * Offset of the last N32 flavoured syscall */ -#define __NR_Linux_syscalls 321 +#define __NR_Linux_syscalls 322 #endif /* _MIPS_SIM == _MIPS_SIM_NABI32 */ #define __NR_N32_Linux 6000 -#define __NR_N32_Linux_syscalls 321 +#define __NR_N32_Linux_syscalls 322 #endif /* _UAPI_ASM_UNISTD_H */ diff --git a/arch/mips/kernel/scall32-o32.S b/arch/mips/kernel/scall32-o32.S index b0b377a..9265542 100644 --- a/arch/mips/kernel/scall32-o32.S +++ b/arch/mips/kernel/scall32-o32.S @@ -600,3 +600,4 @@ EXPORT(sys_call_table) PTR sys_bpf /* 4355 */ PTR sys_execveat PTR sys_mlock2 + PTR sys_membarrier diff --git a/arch/mips/kernel/scall64-64.S b/arch/mips/kernel/scall64-64.S index f12eb03..79d4fb0 100644 --- a/arch/mips/kernel/scall64-64.S +++ b/arch/mips/kernel/scall64-64.S @@ -437,4 +437,5 @@ EXPORT(sys_call_table) PTR sys_bpf /* 5315 */ PTR sys_execveat PTR sys_mlock2 + PTR sys_membarrier .size sys_call_table,.-sys_call_table diff --git a/arch/mips/kernel/scall64-n32.S b/arch/mips/kernel/scall64-n32.S index ecdd65a..235892a 100644 --- a/arch/mips/kernel/scall64-n32.S +++ b/arch/mips/kernel/scall64-n32.S @@ -430,4 +430,5 @@ EXPORT(sysn32_call_table) PTR sys_bpf PTR compat_sys_execveat /* 6320 */ PTR sys_mlock2 + PTR sys_membarrier .size sysn32_call_table,.-sysn32_call_table diff --git a/arch/mips/kernel/scall64-o32.S b/arch/mips/kernel/scall64-o32.S index 7a8b2df..c051bd3 100644 --- a/arch/mips/kernel/scall64-o32.S +++ b/arch/mips/kernel/scall64-o32.S @@ -585,4 +585,5 @@ EXPORT(sys32_call_table) PTR sys_bpf /* 4355 */ PTR compat_sys_execveat PTR sys_mlock2 + PTR sys_membarrier .size sys32_call_table,.-sys32_call_table -- 1.9.1 ^ permalink raw reply related [flat|nested] 3+ messages in thread
* Re: [PATCH v2 2/9] mips: allocate sys_membarrier system call number 2015-09-07 16:15 ` [PATCH v2 2/9] mips: allocate sys_membarrier system call number Mathieu Desnoyers @ 2015-09-16 15:04 ` Mathieu Desnoyers 2015-09-28 17:12 ` Mathieu Desnoyers 0 siblings, 1 reply; 3+ messages in thread From: Mathieu Desnoyers @ 2015-09-16 15:04 UTC (permalink / raw) To: Ralf Baechle; +Cc: linux-kernel, linux-mips, Andrew Morton, linux-api ----- On Sep 7, 2015, at 12:15 PM, Mathieu Desnoyers mathieu.desnoyers@efficios.com wrote: > Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@efficios.com> > Acked-by: Ralf Baechle <ralf@linux-mips.org> > CC: Andrew Morton <akpm@linux-foundation.org> > CC: linux-api@vger.kernel.org > CC: linux-mips@linux-mips.org Hi, FYI, sys_membarrier has been merged upstream in Linux 4.3-rc1. Feel free to wire up this system call on MIPS. Thanks! Mathieu > --- > arch/mips/include/uapi/asm/unistd.h | 15 +++++++++------ > arch/mips/kernel/scall32-o32.S | 1 + > arch/mips/kernel/scall64-64.S | 1 + > arch/mips/kernel/scall64-n32.S | 1 + > arch/mips/kernel/scall64-o32.S | 1 + > 5 files changed, 13 insertions(+), 6 deletions(-) > > diff --git a/arch/mips/include/uapi/asm/unistd.h > b/arch/mips/include/uapi/asm/unistd.h > index d0bdfaa..b107983 100644 > --- a/arch/mips/include/uapi/asm/unistd.h > +++ b/arch/mips/include/uapi/asm/unistd.h > @@ -378,16 +378,17 @@ > #define __NR_bpf (__NR_Linux + 355) > #define __NR_execveat (__NR_Linux + 356) > #define __NR_mlock2 (__NR_Linux + 357) > +#define __NR_membarrier (__NR_Linux + 358) > > /* > * Offset of the last Linux o32 flavoured syscall > */ > -#define __NR_Linux_syscalls 357 > +#define __NR_Linux_syscalls 358 > > #endif /* _MIPS_SIM == _MIPS_SIM_ABI32 */ > > #define __NR_O32_Linux 4000 > -#define __NR_O32_Linux_syscalls 357 > +#define __NR_O32_Linux_syscalls 358 > > #if _MIPS_SIM == _MIPS_SIM_ABI64 > > @@ -713,16 +714,17 @@ > #define __NR_bpf (__NR_Linux + 315) > #define __NR_execveat (__NR_Linux + 316) > #define __NR_mlock2 (__NR_Linux + 317) > +#define __NR_membarrier (__NR_Linux + 318) > > /* > * Offset of the last Linux 64-bit flavoured syscall > */ > -#define __NR_Linux_syscalls 317 > +#define __NR_Linux_syscalls 318 > > #endif /* _MIPS_SIM == _MIPS_SIM_ABI64 */ > > #define __NR_64_Linux 5000 > -#define __NR_64_Linux_syscalls 317 > +#define __NR_64_Linux_syscalls 318 > > #if _MIPS_SIM == _MIPS_SIM_NABI32 > > @@ -1052,15 +1054,16 @@ > #define __NR_bpf (__NR_Linux + 319) > #define __NR_execveat (__NR_Linux + 320) > #define __NR_mlock2 (__NR_Linux + 321) > +#define __NR_membarrier (__NR_Linux + 322) > > /* > * Offset of the last N32 flavoured syscall > */ > -#define __NR_Linux_syscalls 321 > +#define __NR_Linux_syscalls 322 > > #endif /* _MIPS_SIM == _MIPS_SIM_NABI32 */ > > #define __NR_N32_Linux 6000 > -#define __NR_N32_Linux_syscalls 321 > +#define __NR_N32_Linux_syscalls 322 > > #endif /* _UAPI_ASM_UNISTD_H */ > diff --git a/arch/mips/kernel/scall32-o32.S b/arch/mips/kernel/scall32-o32.S > index b0b377a..9265542 100644 > --- a/arch/mips/kernel/scall32-o32.S > +++ b/arch/mips/kernel/scall32-o32.S > @@ -600,3 +600,4 @@ EXPORT(sys_call_table) > PTR sys_bpf /* 4355 */ > PTR sys_execveat > PTR sys_mlock2 > + PTR sys_membarrier > diff --git a/arch/mips/kernel/scall64-64.S b/arch/mips/kernel/scall64-64.S > index f12eb03..79d4fb0 100644 > --- a/arch/mips/kernel/scall64-64.S > +++ b/arch/mips/kernel/scall64-64.S > @@ -437,4 +437,5 @@ EXPORT(sys_call_table) > PTR sys_bpf /* 5315 */ > PTR sys_execveat > PTR sys_mlock2 > + PTR sys_membarrier > .size sys_call_table,.-sys_call_table > diff --git a/arch/mips/kernel/scall64-n32.S b/arch/mips/kernel/scall64-n32.S > index ecdd65a..235892a 100644 > --- a/arch/mips/kernel/scall64-n32.S > +++ b/arch/mips/kernel/scall64-n32.S > @@ -430,4 +430,5 @@ EXPORT(sysn32_call_table) > PTR sys_bpf > PTR compat_sys_execveat /* 6320 */ > PTR sys_mlock2 > + PTR sys_membarrier > .size sysn32_call_table,.-sysn32_call_table > diff --git a/arch/mips/kernel/scall64-o32.S b/arch/mips/kernel/scall64-o32.S > index 7a8b2df..c051bd3 100644 > --- a/arch/mips/kernel/scall64-o32.S > +++ b/arch/mips/kernel/scall64-o32.S > @@ -585,4 +585,5 @@ EXPORT(sys32_call_table) > PTR sys_bpf /* 4355 */ > PTR compat_sys_execveat > PTR sys_mlock2 > + PTR sys_membarrier > .size sys32_call_table,.-sys32_call_table > -- > 1.9.1 -- Mathieu Desnoyers EfficiOS Inc. http://www.efficios.com ^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: [PATCH v2 2/9] mips: allocate sys_membarrier system call number 2015-09-16 15:04 ` Mathieu Desnoyers @ 2015-09-28 17:12 ` Mathieu Desnoyers 0 siblings, 0 replies; 3+ messages in thread From: Mathieu Desnoyers @ 2015-09-28 17:12 UTC (permalink / raw) To: Andrew Morton; +Cc: linux-kernel, linux-mips, linux-api, Ralf Baechle ----- On Sep 16, 2015, at 11:04 AM, Mathieu Desnoyers mathieu.desnoyers@efficios.com wrote: >> Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@efficios.com> >> Acked-by: Ralf Baechle <ralf@linux-mips.org> [...] Hi Andrew, Since I got the Acked-by from Ralf, my understanding is that he expects that you can pick up this patch through your tree. Please let me know if I need to do anything more. It's the same story for sparc/sparc64. Thanks! Mathieu -- Mathieu Desnoyers EfficiOS Inc. http://www.efficios.com ^ permalink raw reply [flat|nested] 3+ messages in thread
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