Re: [PATCH 3/3] extend get/setrlimit to support setting rlimitsexternal to a process (v7)

From: Neil Horman
Date: Mon Oct 19 2009 - 20:55:16 EST


Add __NR_[get|set]prlimit syscall numbers to asm-generic. I'm also adding them
to asm-x86 since I was able to test on 32 and 64 bit intel locally here.

Signed-off-by: Neil Horman <nhorman@xxxxxxxxxxxxx>


arch/x86/include/asm/unistd_32.h | 4 +++-
arch/x86/include/asm/unistd_64.h | 4 ++++
include/asm-generic/unistd.h | 7 ++++++-
include/asm-x86/asm-offsets.h | 2 +-
4 files changed, 14 insertions(+), 3 deletions(-)

diff --git a/arch/x86/include/asm/unistd_32.h b/arch/x86/include/asm/unistd_32.h
index 6fb3c20..06dbb34 100644
--- a/arch/x86/include/asm/unistd_32.h
+++ b/arch/x86/include/asm/unistd_32.h
@@ -342,10 +342,12 @@
#define __NR_pwritev 334
#define __NR_rt_tgsigqueueinfo 335
#define __NR_perf_event_open 336
+#define __NR_getprlimit 337
+#define __NR_setprlimit 338

#ifdef __KERNEL__

-#define NR_syscalls 337
+#define NR_syscalls 339

#define __ARCH_WANT_IPC_PARSE_VERSION
#define __ARCH_WANT_OLD_READDIR
diff --git a/arch/x86/include/asm/unistd_64.h b/arch/x86/include/asm/unistd_64.h
index 8d3ad0a..48ea56c 100644
--- a/arch/x86/include/asm/unistd_64.h
+++ b/arch/x86/include/asm/unistd_64.h
@@ -661,6 +661,10 @@ __SYSCALL(__NR_pwritev, sys_pwritev)
__SYSCALL(__NR_rt_tgsigqueueinfo, sys_rt_tgsigqueueinfo)
#define __NR_perf_event_open 298
__SYSCALL(__NR_perf_event_open, sys_perf_event_open)
+#define __NR_getprlimit 299
+__SYSCALL(__NR_getprlimit, sys_getprlimit)
+#define __NR_setprlimit 300
+__SYSCALL(__NR_setprlimit, sys_setprlimit)

#ifndef __NO_STUBS
#define __ARCH_WANT_OLD_READDIR
diff --git a/include/asm-generic/unistd.h b/include/asm-generic/unistd.h
index d76b66a..4912f71 100644
--- a/include/asm-generic/unistd.h
+++ b/include/asm-generic/unistd.h
@@ -623,8 +623,13 @@ __SYSCALL(__NR_rt_tgsigqueueinfo, sys_rt_tgsigqueueinfo)
#define __NR_perf_event_open 241
__SYSCALL(__NR_perf_event_open, sys_perf_event_open)

+#define __NR_getprlimit 242
+__SYSCALL(__NR_getprlimit, sys_getprlimit)
+#define __NR_setprlimit 243
+__SYSCALL(__NR_setprlimit, sys_setprlimit)
+
#undef __NR_syscalls
-#define __NR_syscalls 242
+#define __NR_syscalls 244

/*
* All syscalls below here should go away really,
diff --git a/include/asm-x86/asm-offsets.h b/include/asm-x86/asm-offsets.h
index 9858ff0..6a26521 100644
--- a/include/asm-x86/asm-offsets.h
+++ b/include/asm-x86/asm-offsets.h
@@ -74,7 +74,7 @@

#define crypto_tfm_ctx_offset 88 /* offsetof(struct crypto_tfm, __crt_ctx) # */

-#define __NR_syscall_max 298 /* sizeof(syscalls) - 1 # */
+#define __NR_syscall_max 300 /* sizeof(syscalls) - 1 # */

#define BP_scratch 484 /* offsetof(struct boot_params, scratch) # */
#define BP_loadflags 529 /* offsetof(struct boot_params, hdr.loadflags) # */
--
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