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authorDavid S. Miller <davem@davemloft.net>2012-10-09 21:14:32 +0400
committerDavid S. Miller <davem@davemloft.net>2012-10-09 21:14:32 +0400
commit8dd9117cc7a021ced1c5cf177e2d44dd92b88617 (patch)
treecad990f58f9ec6d400226dda86718fc10781416e /arch/powerpc/oprofile/cell/spu_task_sync.c
parent16e310ae6ed352c4963b1f2413fcd88fa693eeda (diff)
parent547b1e81afe3119f7daf702cc03b158495535a25 (diff)
downloadlinux-8dd9117cc7a021ced1c5cf177e2d44dd92b88617.tar.xz
Merge git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux
Pulled mainline in order to get the UAPI infrastructure already merged before I pull in David Howells's UAPI trees for networking. Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'arch/powerpc/oprofile/cell/spu_task_sync.c')
-rw-r--r--arch/powerpc/oprofile/cell/spu_task_sync.c15
1 files changed, 4 insertions, 11 deletions
diff --git a/arch/powerpc/oprofile/cell/spu_task_sync.c b/arch/powerpc/oprofile/cell/spu_task_sync.c
index 642fca137ccb..28f1af2db1f5 100644
--- a/arch/powerpc/oprofile/cell/spu_task_sync.c
+++ b/arch/powerpc/oprofile/cell/spu_task_sync.c
@@ -304,7 +304,7 @@ static inline unsigned long fast_get_dcookie(struct path *path)
return cookie;
}
-/* Look up the dcookie for the task's first VM_EXECUTABLE mapping,
+/* Look up the dcookie for the task's mm->exe_file,
* which corresponds loosely to "application name". Also, determine
* the offset for the SPU ELF object. If computed offset is
* non-zero, it implies an embedded SPU object; otherwise, it's a
@@ -321,7 +321,6 @@ get_exec_dcookie_and_offset(struct spu *spu, unsigned int *offsetp,
{
unsigned long app_cookie = 0;
unsigned int my_offset = 0;
- struct file *app = NULL;
struct vm_area_struct *vma;
struct mm_struct *mm = spu->mm;
@@ -330,16 +329,10 @@ get_exec_dcookie_and_offset(struct spu *spu, unsigned int *offsetp,
down_read(&mm->mmap_sem);
- for (vma = mm->mmap; vma; vma = vma->vm_next) {
- if (!vma->vm_file)
- continue;
- if (!(vma->vm_flags & VM_EXECUTABLE))
- continue;
- app_cookie = fast_get_dcookie(&vma->vm_file->f_path);
+ if (mm->exe_file) {
+ app_cookie = fast_get_dcookie(&mm->exe_file->f_path);
pr_debug("got dcookie for %s\n",
- vma->vm_file->f_dentry->d_name.name);
- app = vma->vm_file;
- break;
+ mm->exe_file->f_dentry->d_name.name);
}
for (vma = mm->mmap; vma; vma = vma->vm_next) {