Messages in this thread Patch in this message | | | Subject | [PATCH Latency Tracer] don't panic on failed bootmem alloc | From | Steven Rostedt <> | Date | Wed, 05 Dec 2007 23:41:33 -0500 |
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Ingo,
This patch prevents a panic on a failed bootmem alloc in the initialization of the tracer buffers.
Signed-off-by: Steven Rostedt <srostedt@redhat.com>
Index: linux-2.6-latency/kernel/latency_trace.c =================================================================== --- linux-2.6-latency.orig/kernel/latency_trace.c +++ linux-2.6-latency/kernel/latency_trace.c @@ -2720,10 +2720,11 @@ void * __init tracer_alloc_bootmem(unsig { void * ret; - ret =__alloc_bootmem(size, SMP_CACHE_BYTES, ARCH_LOW_ADDRESS_LIMIT); + ret =__alloc_bootmem_nopanic(size, SMP_CACHE_BYTES, + ARCH_LOW_ADDRESS_LIMIT); if (ret != NULL && ((unsigned long)ret) < ARCH_LOW_ADDRESS_LIMIT) { free_bootmem(__pa(ret), size); - ret = __alloc_bootmem(size, + ret = __alloc_bootmem_nopanic(size, SMP_CACHE_BYTES, __pa(MAX_DMA_ADDRESS)); }
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