Btrfs: avoid waiting for delayed refs when we must not

[karo-tx-linux.git] / fs / binfmt_som.c

diff --git a/fs/binfmt_som.c b/fs/binfmt_som.c
index e4fc746629a70000dc2ace0aac62038717add3f1..4517aaff61b4b874df51113698524fc20d44578c 100644 (file)
--- a/fs/binfmt_som.c
+++ b/fs/binfmt_som.c
@@ -147,10 +147,8 @@ static int map_som_binary(struct file *file,
        code_size = SOM_PAGEALIGN(hpuxhdr->exec_tsize);
        current->mm->start_code = code_start;
        current->mm->end_code = code_start + code_size;
-       down_write(&current->mm->mmap_sem);
-       retval = do_mmap(file, code_start, code_size, prot,
+       retval = vm_mmap(file, code_start, code_size, prot,
                        flags, SOM_PAGESTART(hpuxhdr->exec_tfile));
-       up_write(&current->mm->mmap_sem);
        if (retval < 0 && retval > -1024)
                goto out;
 
@@ -158,20 +156,16 @@ static int map_som_binary(struct file *file,
        data_size = SOM_PAGEALIGN(hpuxhdr->exec_dsize);
        current->mm->start_data = data_start;
        current->mm->end_data = bss_start = data_start + data_size;
-       down_write(&current->mm->mmap_sem);
-       retval = do_mmap(file, data_start, data_size,
+       retval = vm_mmap(file, data_start, data_size,
                        prot | PROT_WRITE, flags,
                        SOM_PAGESTART(hpuxhdr->exec_dfile));
-       up_write(&current->mm->mmap_sem);
        if (retval < 0 && retval > -1024)
                goto out;
 
        som_brk = bss_start + SOM_PAGEALIGN(hpuxhdr->exec_bsize);
        current->mm->start_brk = current->mm->brk = som_brk;
-       down_write(&current->mm->mmap_sem);
-       retval = do_mmap(NULL, bss_start, som_brk - bss_start,
+       retval = vm_mmap(NULL, bss_start, som_brk - bss_start,
                        prot | PROT_WRITE, MAP_FIXED | MAP_PRIVATE, 0);
-       up_write(&current->mm->mmap_sem);
        if (retval > 0 || retval < -1024)
                retval = 0;
 out: