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author | 2012-10-10 11:52:44 -0400 | |
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committer | 2012-11-16 08:45:47 +0100 | |
commit | 99c59f60fd751876c37fbea01e55606441ac6db4 (patch) | |
tree | 20acbb5f052686052c62a315eb0e25e926b0d2c0 /arch/microblaze/kernel/sys_microblaze.c | |
parent | microblaze: switch to generic kernel_thread() (diff) | |
download | linux-99c59f60fd751876c37fbea01e55606441ac6db4.tar.gz linux-99c59f60fd751876c37fbea01e55606441ac6db4.tar.bz2 linux-99c59f60fd751876c37fbea01e55606441ac6db4.zip |
microblaze: switch to generic kernel_execve()
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Michal Simek <michal.simek@xilinx.com>
Diffstat (limited to 'arch/microblaze/kernel/sys_microblaze.c')
-rw-r--r-- | arch/microblaze/kernel/sys_microblaze.c | 21 |
1 files changed, 0 insertions, 21 deletions
diff --git a/arch/microblaze/kernel/sys_microblaze.c b/arch/microblaze/kernel/sys_microblaze.c index 404c0f24bd41..b200ee7d1da9 100644 --- a/arch/microblaze/kernel/sys_microblaze.c +++ b/arch/microblaze/kernel/sys_microblaze.c @@ -75,24 +75,3 @@ asmlinkage long sys_mmap(unsigned long addr, unsigned long len, return sys_mmap_pgoff(addr, len, prot, flags, fd, pgoff >> PAGE_SHIFT); } - -/* - * Do a system call from kernel instead of calling sys_execve so we - * end up with proper pt_regs. - */ -int kernel_execve(const char *filename, - const char *const argv[], - const char *const envp[]) -{ - register const char *__a __asm__("r5") = filename; - register const void *__b __asm__("r6") = argv; - register const void *__c __asm__("r7") = envp; - register unsigned long __syscall __asm__("r12") = __NR_execve; - register unsigned long __ret __asm__("r3"); - __asm__ __volatile__ ("brki r14, 0x8" - : "=r" (__ret), "=r" (__syscall) - : "1" (__syscall), "r" (__a), "r" (__b), "r" (__c) - : "r4", "r8", "r9", - "r10", "r11", "r14", "cc", "memory"); - return __ret; -} |