summaryrefslogtreecommitdiffstats
path: root/fs/binfmt_flat.c
diff options
context:
space:
mode:
Diffstat (limited to 'fs/binfmt_flat.c')
-rw-r--r--fs/binfmt_flat.c12
1 files changed, 3 insertions, 9 deletions
diff --git a/fs/binfmt_flat.c b/fs/binfmt_flat.c
index 024d20ee3ca..6b2daf99fab 100644
--- a/fs/binfmt_flat.c
+++ b/fs/binfmt_flat.c
@@ -542,10 +542,8 @@ static int load_flat_file(struct linux_binprm * bprm,
*/
DBG_FLT("BINFMT_FLAT: ROM mapping of file (we hope)\n");
- down_write(&current->mm->mmap_sem);
- textpos = do_mmap(bprm->file, 0, text_len, PROT_READ|PROT_EXEC,
+ textpos = vm_mmap(bprm->file, 0, text_len, PROT_READ|PROT_EXEC,
MAP_PRIVATE|MAP_EXECUTABLE, 0);
- up_write(&current->mm->mmap_sem);
if (!textpos || IS_ERR_VALUE(textpos)) {
if (!textpos)
textpos = (unsigned long) -ENOMEM;
@@ -556,10 +554,8 @@ static int load_flat_file(struct linux_binprm * bprm,
len = data_len + extra + MAX_SHARED_LIBS * sizeof(unsigned long);
len = PAGE_ALIGN(len);
- down_write(&current->mm->mmap_sem);
- realdatastart = do_mmap(0, 0, len,
+ realdatastart = vm_mmap(0, 0, len,
PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE, 0);
- up_write(&current->mm->mmap_sem);
if (realdatastart == 0 || IS_ERR_VALUE(realdatastart)) {
if (!realdatastart)
@@ -603,10 +599,8 @@ static int load_flat_file(struct linux_binprm * bprm,
len = text_len + data_len + extra + MAX_SHARED_LIBS * sizeof(unsigned long);
len = PAGE_ALIGN(len);
- down_write(&current->mm->mmap_sem);
- textpos = do_mmap(0, 0, len,
+ textpos = vm_mmap(0, 0, len,
PROT_READ | PROT_EXEC | PROT_WRITE, MAP_PRIVATE, 0);
- up_write(&current->mm->mmap_sem);
if (!textpos || IS_ERR_VALUE(textpos)) {
if (!textpos)