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authorIngo Molnar <mingo@elte.hu>2006-01-09 18:59:21 -0500
committerIngo Molnar <mingo@hera.kernel.org>2006-01-09 18:59:21 -0500
commitde5097c2e73f826302cd8957c225b3725e0c7553 (patch)
tree3d56ab6fd891088ac55a9ef529faf4360391a22f /mm/page_alloc.c
parent408894ee4dd4debfdedd472eb4d8414892fc90f6 (diff)
[PATCH] mutex subsystem, more debugging code
more mutex debugging: check for held locks during memory freeing, task exit, enable sysrq printouts, etc. Signed-off-by: Ingo Molnar <mingo@elte.hu> Signed-off-by: Arjan van de Ven <arjan@infradead.org>
Diffstat (limited to 'mm/page_alloc.c')
-rw-r--r--mm/page_alloc.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index e0e84924171b..a5e6891f7bb6 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -415,6 +415,9 @@ static void __free_pages_ok(struct page *page, unsigned int order)
415 int reserved = 0; 415 int reserved = 0;
416 416
417 arch_free_page(page, order); 417 arch_free_page(page, order);
418 if (!PageHighMem(page))
419 mutex_debug_check_no_locks_freed(page_address(page),
420 page_address(page+(1<<order)));
418 421
419#ifndef CONFIG_MMU 422#ifndef CONFIG_MMU
420 for (i = 1 ; i < (1 << order) ; ++i) 423 for (i = 1 ; i < (1 << order) ; ++i)