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| author | Catalin Marinas <catalin.marinas@arm.com> | 2017-07-07 01:40:16 +0300 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2017-07-07 02:24:34 +0300 |
| commit | f66abf09e092fde88fec3c93d0b0c704e18224b8 (patch) | |
| tree | d131975c236d728b580ee29c663bc60e8e49147d /mm/kmemleak.c | |
| parent | e0dd7d53a6d2788f9616e6d7e3e725f8f84e4636 (diff) | |
| download | linux-f66abf09e092fde88fec3c93d0b0c704e18224b8.tar.xz | |
mm: kmemleak: slightly reduce the size of some structures on 64-bit architectures
Change the kmemleak_object.flags type to unsigned int and moves the
early_log.min_count (int) near early_log.op_type (int) to slightly
reduce the size of these structures on 64-bit architectures.
Link: http://lkml.kernel.org/r/1495726937-23557-2-git-send-email-catalin.marinas@arm.com
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
Cc: Michal Hocko <mhocko@kernel.org>
Cc: Andy Lutomirski <luto@amacapital.net>
Cc: "Luis R. Rodriguez" <mcgrof@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm/kmemleak.c')
| -rw-r--r-- | mm/kmemleak.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/mm/kmemleak.c b/mm/kmemleak.c index 20036d4f9f13..964b12eba2c1 100644 --- a/mm/kmemleak.c +++ b/mm/kmemleak.c @@ -150,7 +150,7 @@ struct kmemleak_scan_area { */ struct kmemleak_object { spinlock_t lock; - unsigned long flags; /* object status flags */ + unsigned int flags; /* object status flags */ struct list_head object_list; struct list_head gray_list; struct rb_node rb_node; @@ -262,9 +262,9 @@ enum { */ struct early_log { int op_type; /* kmemleak operation type */ + int min_count; /* minimum reference count */ const void *ptr; /* allocated/freed memory block */ size_t size; /* memory block size */ - int min_count; /* minimum reference count */ unsigned long trace[MAX_TRACE]; /* stack trace */ unsigned int trace_len; /* stack trace length */ }; @@ -393,7 +393,7 @@ static void dump_object_info(struct kmemleak_object *object) object->comm, object->pid, object->jiffies); pr_notice(" min_count = %d\n", object->min_count); pr_notice(" count = %d\n", object->count); - pr_notice(" flags = 0x%lx\n", object->flags); + pr_notice(" flags = 0x%x\n", object->flags); pr_notice(" checksum = %u\n", object->checksum); pr_notice(" backtrace:\n"); print_stack_trace(&trace, 4); |