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lockdep: Increase static allocations
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Fuzzing a recent kernel with a large configuration hits the static
allocation limits and disables lockdep.

This patch doubles the limits.

Signed-off-by: Sasha Levin <[email protected]>
Signed-off-by: Peter Zijlstra <[email protected]>
Link: http://lkml.kernel.org/r/[email protected]
Cc: [email protected]
Signed-off-by: Ingo Molnar <[email protected]>
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sashalevin authored and Ingo Molnar committed Apr 18, 2014
1 parent 4e857c5 commit 1413c03
Showing 1 changed file with 3 additions and 3 deletions.
6 changes: 3 additions & 3 deletions kernel/locking/lockdep_internals.h
Original file line number Diff line number Diff line change
Expand Up @@ -54,9 +54,9 @@ enum {
* table (if it's not there yet), and we check it for lock order
* conflicts and deadlocks.
*/
#define MAX_LOCKDEP_ENTRIES 16384UL
#define MAX_LOCKDEP_ENTRIES 32768UL

#define MAX_LOCKDEP_CHAINS_BITS 15
#define MAX_LOCKDEP_CHAINS_BITS 16
#define MAX_LOCKDEP_CHAINS (1UL << MAX_LOCKDEP_CHAINS_BITS)

#define MAX_LOCKDEP_CHAIN_HLOCKS (MAX_LOCKDEP_CHAINS*5)
Expand All @@ -65,7 +65,7 @@ enum {
* Stack-trace: tightly packed array of stack backtrace
* addresses. Protected by the hash_lock.
*/
#define MAX_STACK_TRACE_ENTRIES 262144UL
#define MAX_STACK_TRACE_ENTRIES 524288UL

extern struct list_head all_lock_classes;
extern struct lock_chain lock_chains[];
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