diff options
| author | Liam Howlett <liam.howlett@oracle.com> | 2021-06-28 19:38:56 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2021-06-29 10:53:51 -0700 |
| commit | b55541414bd00dbf64cf2ff4c4f1c41cd5cd42dc (patch) | |
| tree | 72e7d6c87269a45ba79233e0ca7179d04c402672 /arch/arc/kernel | |
| parent | 064b2663603c76e9ab6fe1bb2e92d1a7299fff9e (diff) | |
arch/arc/kernel/troubleshoot: use vma_lookup() instead of find_vma()
Use vma_lookup() to find the VMA at a specific address. As vma_lookup()
will return NULL if the address is not within any VMA, the start address
no longer needs to be validated.
Link: https://lkml.kernel.org/r/20210521174745.2219620-4-Liam.Howlett@Oracle.com
Signed-off-by: Liam R. Howlett <Liam.Howlett@Oracle.com>
Reviewed-by: Laurent Dufour <ldufour@linux.ibm.com>
Acked-by: David Hildenbrand <david@redhat.com>
Acked-by: Davidlohr Bueso <dbueso@suse.de>
Cc: Geert Uytterhoeven <geert@linux-m68k.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch/arc/kernel')
| -rw-r--r-- | arch/arc/kernel/troubleshoot.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/arch/arc/kernel/troubleshoot.c b/arch/arc/kernel/troubleshoot.c index a331bb5d8319..7654c2e42dc0 100644 --- a/arch/arc/kernel/troubleshoot.c +++ b/arch/arc/kernel/troubleshoot.c @@ -83,12 +83,12 @@ static void show_faulting_vma(unsigned long address) * non-inclusive vma */ mmap_read_lock(active_mm); - vma = find_vma(active_mm, address); + vma = vma_lookup(active_mm, address); - /* check against the find_vma( ) behaviour which returns the next VMA - * if the container VMA is not found + /* Lookup the vma at the address and report if the container VMA is not + * found */ - if (vma && (vma->vm_start <= address)) { + if (vma) { char buf[ARC_PATH_MAX]; char *nm = "?"; |