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authorArnd Bergmann <arnd@arndb.de>2010-09-14 19:34:56 -0400
committerMatt Turner <mattst88@gmail.com>2010-09-18 23:06:18 -0400
commit12e750d956eec8b1778679aff705f617095c46c8 (patch)
tree30cccc3a0e78b35f1a8c2197556f47f5cd62112d /arch/alpha/kernel/osf_sys.c
parentb97f897d60c34adb9a5a37a14033e6a867e86f48 (diff)
downloadlinux-12e750d956eec8b1778679aff705f617095c46c8.tar.bz2
alpha: kill big kernel lock
All uses of the BKL on alpha are totally bogus, nothing is really protected by this. Remove the remaining users so we don't have to mark alpha as 'depends on BKL'. Signed-off-by: Arnd Bergmann <arnd@arndb.de> Cc: Richard Henderson <rth@twiddle.net> Cc: Ivan Kokshaysky <ink@jurassic.park.msu.ru> Cc: linux-alpha@vger.kernel.org Signed-off-by: Matt Turner <mattst88@gmail.com>
Diffstat (limited to 'arch/alpha/kernel/osf_sys.c')
-rw-r--r--arch/alpha/kernel/osf_sys.c5
1 files changed, 0 insertions, 5 deletions
diff --git a/arch/alpha/kernel/osf_sys.c b/arch/alpha/kernel/osf_sys.c
index 16bc1f5df3e2..547e8b84b2f7 100644
--- a/arch/alpha/kernel/osf_sys.c
+++ b/arch/alpha/kernel/osf_sys.c
@@ -15,7 +15,6 @@
#include <linux/kernel.h>
#include <linux/mm.h>
#include <linux/smp.h>
-#include <linux/smp_lock.h>
#include <linux/stddef.h>
#include <linux/syscalls.h>
#include <linux/unistd.h>
@@ -69,7 +68,6 @@ SYSCALL_DEFINE4(osf_set_program_attributes, unsigned long, text_start,
{
struct mm_struct *mm;
- lock_kernel();
mm = current->mm;
mm->end_code = bss_start + bss_len;
mm->start_brk = bss_start + bss_len;
@@ -78,7 +76,6 @@ SYSCALL_DEFINE4(osf_set_program_attributes, unsigned long, text_start,
printk("set_program_attributes(%lx %lx %lx %lx)\n",
text_start, text_len, bss_start, bss_len);
#endif
- unlock_kernel();
return 0;
}
@@ -517,7 +514,6 @@ SYSCALL_DEFINE2(osf_proplist_syscall, enum pl_code, code,
long error;
int __user *min_buf_size_ptr;
- lock_kernel();
switch (code) {
case PL_SET:
if (get_user(error, &args->set.nbytes))
@@ -547,7 +543,6 @@ SYSCALL_DEFINE2(osf_proplist_syscall, enum pl_code, code,
error = -EOPNOTSUPP;
break;
};
- unlock_kernel();
return error;
}