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| author | Al Viro <viro@zeniv.linux.org.uk> | 2012-05-31 22:22:52 -0400 |
|---|---|---|
| committer | Al Viro <viro@zeniv.linux.org.uk> | 2012-09-30 22:53:31 -0400 |
| commit | 44f4b56b54d2ab5d06c1726f2cde8ca15c8fac47 (patch) | |
| tree | 288101c8a9effe021e200e05f443a93f440de32f /arch/alpha/kernel/entry.S | |
| parent | cba1ec7e88a0257eb13e84d170a93cd52b702562 (diff) | |
| download | linux-stable-44f4b56b54d2ab5d06c1726f2cde8ca15c8fac47.tar.gz linux-stable-44f4b56b54d2ab5d06c1726f2cde8ca15c8fac47.tar.bz2 linux-stable-44f4b56b54d2ab5d06c1726f2cde8ca15c8fac47.zip | |
alpha: introduce ret_from_kernel_execve(), switch to generic kernel_execve()
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'arch/alpha/kernel/entry.S')
| -rw-r--r-- | arch/alpha/kernel/entry.S | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/arch/alpha/kernel/entry.S b/arch/alpha/kernel/entry.S index 421dccf273eb..7e43e1156d10 100644 --- a/arch/alpha/kernel/entry.S +++ b/arch/alpha/kernel/entry.S @@ -626,6 +626,19 @@ ret_from_kernel_thread: jmp $31, sys_exit .end ret_from_kernel_thread + .globl ret_from_kernel_execve + .align 4 + .ent ret_from_kernel_execve +ret_from_kernel_execve: + mov $16, $sp + /* Avoid the HAE being gratuitously wrong, to avoid restoring it. */ + ldq $2, alpha_mv+HAE_CACHE + stq $2, 152($sp) /* HAE */ + mov $31, $19 /* to disable syscall restarts */ + br $31, ret_to_user + +.end ret_from_kernel_execve + /* * Special system calls. Most of these are special in that they either |