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authorAl Viro2012-10-15 16:37:12 -0400
committerAl Viro2012-10-31 22:59:39 -0400
commit8eae10e86c57b6be5e4842b34ea541efbca28bf8 (patch)
tree400a56bab5e2fdbf3cd4e30fab9f6eb5e3ada3ba /arch/m32r/include
parentea4a1da9b2e6f419526b5fde15cd5563096368eb (diff)
m32r: switch to generic sys_execve()
... and get rid of the horrors in fork()/vfork()/clone() prototypes. It's fscking faster to calculate pt_regs in question than to fetch the pointer from stack... Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'arch/m32r/include')
-rw-r--r--arch/m32r/include/asm/ptrace.h2
-rw-r--r--arch/m32r/include/asm/unistd.h1
2 files changed, 3 insertions, 0 deletions
diff --git a/arch/m32r/include/asm/ptrace.h b/arch/m32r/include/asm/ptrace.h
index 4313aa62b51b..c4432f1fb2cf 100644
--- a/arch/m32r/include/asm/ptrace.h
+++ b/arch/m32r/include/asm/ptrace.h
@@ -139,6 +139,8 @@ extern void withdraw_debug_trap(struct pt_regs *regs);
#define task_pt_regs(task) \
((struct pt_regs *)(task_stack_page(task) + THREAD_SIZE) - 1)
+#define current_pt_regs() ((struct pt_regs *) \
+ ((unsigned long)current_thread_info() + THREAD_SIZE) - 1)
#endif /* __KERNEL */
diff --git a/arch/m32r/include/asm/unistd.h b/arch/m32r/include/asm/unistd.h
index d5e66a480782..b27bdcbc7c2c 100644
--- a/arch/m32r/include/asm/unistd.h
+++ b/arch/m32r/include/asm/unistd.h
@@ -352,6 +352,7 @@
#define __ARCH_WANT_SYS_OLDUMOUNT
#define __ARCH_WANT_SYS_RT_SIGACTION
#define __ARCH_WANT_SYS_RT_SIGSUSPEND
+#define __ARCH_WANT_SYS_EXECVE
#define __IGNORE_lchown
#define __IGNORE_setuid