patch-2.4.3 linux/mm/mlock.c
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- Lines: 61
- Date:
Mon Mar 19 12:35:08 2001
- Orig file:
v2.4.2/linux/mm/mlock.c
- Orig date:
Fri Dec 29 14:07:24 2000
diff -u --recursive --new-file v2.4.2/linux/mm/mlock.c linux/mm/mlock.c
@@ -198,7 +198,7 @@
unsigned long lock_limit;
int error = -ENOMEM;
- down(¤t->mm->mmap_sem);
+ down_write(¤t->mm->mmap_sem);
len = PAGE_ALIGN(len + (start & ~PAGE_MASK));
start &= PAGE_MASK;
@@ -219,7 +219,7 @@
error = do_mlock(start, len, 1);
out:
- up(¤t->mm->mmap_sem);
+ up_write(¤t->mm->mmap_sem);
return error;
}
@@ -227,11 +227,11 @@
{
int ret;
- down(¤t->mm->mmap_sem);
+ down_write(¤t->mm->mmap_sem);
len = PAGE_ALIGN(len + (start & ~PAGE_MASK));
start &= PAGE_MASK;
ret = do_mlock(start, len, 0);
- up(¤t->mm->mmap_sem);
+ up_write(¤t->mm->mmap_sem);
return ret;
}
@@ -268,7 +268,7 @@
unsigned long lock_limit;
int ret = -EINVAL;
- down(¤t->mm->mmap_sem);
+ down_write(¤t->mm->mmap_sem);
if (!flags || (flags & ~(MCL_CURRENT | MCL_FUTURE)))
goto out;
@@ -286,7 +286,7 @@
ret = do_mlockall(flags);
out:
- up(¤t->mm->mmap_sem);
+ up_write(¤t->mm->mmap_sem);
return ret;
}
@@ -294,8 +294,8 @@
{
int ret;
- down(¤t->mm->mmap_sem);
+ down_write(¤t->mm->mmap_sem);
ret = do_mlockall(0);
- up(¤t->mm->mmap_sem);
+ up_write(¤t->mm->mmap_sem);
return ret;
}
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