The following commit has been merged into the core/rcu branch of tip:
Commit-ID: bd34dcd4120d7e358baac9c22ef1321bd0c22079
Gitweb:
https://git.kernel.org/tip/bd34dcd4120d7e358baac9c22ef1321bd0c22079
Author: Paul E. McKenney <paul...@kernel.org>
AuthorDate: Wed, 09 Dec 2020 15:15:27 -08:00
Committer: Paul E. McKenney <paul...@kernel.org>
CommitterDate: Fri, 22 Jan 2021 15:24:10 -08:00
mm: Make mem_obj_dump() vmalloc() dumps include start and length
This commit adds the starting address and number of pages to the vmalloc()
information dumped by way of vmalloc_dump_obj().
Cc: Andrew Morton <a...@linux-foundation.org>
Cc: Joonsoo Kim <iamjoonsoo....@lge.com>
Cc: <linux...@kvack.org>
Reported-by: Andrii Nakryiko <and...@kernel.org>
Suggested-by: Vlastimil Babka <vba...@suse.cz>
Acked-by: Vlastimil Babka <vba...@suse.cz>
Tested-by: Naresh Kamboju <naresh.kamb...@linaro.org>
Signed-off-by: Paul E. McKenney <paul...@kernel.org>
---
mm/vmalloc.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/mm/vmalloc.c b/mm/vmalloc.c
index c274ea4..e3229ff 100644
--- a/mm/vmalloc.c
+++ b/mm/vmalloc.c
@@ -3456,7 +3456,8 @@ bool vmalloc_dump_obj(void *object)
vm = find_vm_area(objp);
if (!vm)
return false;
- pr_cont(" vmalloc allocated at %pS\n", vm->caller);
+ pr_cont(" %u-page vmalloc region starting at %#lx allocated at %pS\n",
+ vm->nr_pages, (unsigned long)vm->addr, vm->caller);
return true;
}
