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| author | Al Viro <viro@zeniv.linux.org.uk> | 2012-09-29 14:49:48 -0400 |
|---|---|---|
| committer | Al Viro <viro@zeniv.linux.org.uk> | 2012-10-16 19:03:53 -0400 |
| commit | f7200d4c504a385b1b70f3bab379f99745f7ef6a (patch) | |
| tree | dfdf424a9f4fc80d502e2afc7defe03565939abe /arch | |
| parent | ab3486813bbbd9e74efb4c130183f3994dada4bd (diff) | |
| download | kernel_goldelico_gta04-f7200d4c504a385b1b70f3bab379f99745f7ef6a.zip kernel_goldelico_gta04-f7200d4c504a385b1b70f3bab379f99745f7ef6a.tar.gz kernel_goldelico_gta04-f7200d4c504a385b1b70f3bab379f99745f7ef6a.tar.bz2 | |
sparc32: switch to generic sys_execve()
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/sparc/include/asm/syscalls.h | 4 | ||||
| -rw-r--r-- | arch/sparc/include/asm/unistd.h | 2 | ||||
| -rw-r--r-- | arch/sparc/kernel/entry.S | 19 | ||||
| -rw-r--r-- | arch/sparc/kernel/process_32.c | 28 |
4 files changed, 4 insertions, 49 deletions
diff --git a/arch/sparc/include/asm/syscalls.h b/arch/sparc/include/asm/syscalls.h index 4b05df3..bf8972a 100644 --- a/arch/sparc/include/asm/syscalls.h +++ b/arch/sparc/include/asm/syscalls.h @@ -8,8 +8,4 @@ extern asmlinkage long sparc_do_fork(unsigned long clone_flags, struct pt_regs *regs, unsigned long stack_size); -#ifndef __arch64__ -extern asmlinkage int sparc_execve(struct pt_regs *regs); -#endif - #endif /* _SPARC64_SYSCALLS_H */ diff --git a/arch/sparc/include/asm/unistd.h b/arch/sparc/include/asm/unistd.h index 32bd0aa..c3e5d8b 100644 --- a/arch/sparc/include/asm/unistd.h +++ b/arch/sparc/include/asm/unistd.h @@ -45,8 +45,8 @@ #define __ARCH_WANT_COMPAT_SYS_TIME #define __ARCH_WANT_COMPAT_SYS_RT_SIGSUSPEND #define __ARCH_WANT_COMPAT_SYS_SENDFILE -#define __ARCH_WANT_SYS_EXECVE #endif +#define __ARCH_WANT_SYS_EXECVE /* * "Conditional" syscalls diff --git a/arch/sparc/kernel/entry.S b/arch/sparc/kernel/entry.S index 36b35e5..21fd1a8 100644 --- a/arch/sparc/kernel/entry.S +++ b/arch/sparc/kernel/entry.S @@ -806,23 +806,10 @@ sys_nis_syscall: call c_sys_nis_syscall mov %l5, %o7 - .align 4 - .globl sys_execve -sys_execve: - mov %o7, %l5 - add %sp, STACKFRAME_SZ, %o0 ! pt_regs *regs arg - call sparc_execve - mov %l5, %o7 - - .globl sunos_execv sunos_execv: - st %g0, [%sp + STACKFRAME_SZ + PT_I2] - - call sparc_execve - add %sp, STACKFRAME_SZ, %o0 - - b ret_sys_call - ld [%sp + STACKFRAME_SZ + PT_I0], %o0 + .globl sunos_execv + b sys_execve + clr %i2 .align 4 .globl sys_sparc_pipe diff --git a/arch/sparc/kernel/process_32.c b/arch/sparc/kernel/process_32.c index 7276435..bf4c6ad 100644 --- a/arch/sparc/kernel/process_32.c +++ b/arch/sparc/kernel/process_32.c @@ -476,34 +476,6 @@ int dump_fpu (struct pt_regs * regs, elf_fpregset_t * fpregs) return 1; } -/* - * sparc_execve() executes a new program after the asm stub has set - * things up for us. This should basically do what I want it to. - */ -asmlinkage int sparc_execve(struct pt_regs *regs) -{ - int error, base = 0; - struct filename *filename; - - /* Check for indirect call. */ - if(regs->u_regs[UREG_G1] == 0) - base = 1; - - filename = getname((char __user *)regs->u_regs[base + UREG_I0]); - error = PTR_ERR(filename); - if(IS_ERR(filename)) - goto out; - error = do_execve(filename->name, - (const char __user *const __user *) - regs->u_regs[base + UREG_I1], - (const char __user *const __user *) - regs->u_regs[base + UREG_I2], - regs); - putname(filename); -out: - return error; -} - unsigned long get_wchan(struct task_struct *task) { unsigned long pc, fp, bias = 0; |