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| author | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2009-06-11 01:58:01 -0700 |
|---|---|---|
| committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2009-06-11 01:58:01 -0700 |
| commit | 4894e4aca82aca927d0404ce61f021f790de4b1e (patch) | |
| tree | bbe0d083829f5858295298f188d885367cf4b1f6 /drivers/oprofile/cpu_buffer.c | |
| parent | 05e882f890038c702a4f15d385135d03cf74ad48 (diff) | |
| parent | 07a2039b8eb0af4ff464efd3dfd95de5c02648c6 (diff) | |
| download | kernel-crypto-4894e4aca82aca927d0404ce61f021f790de4b1e.tar.gz kernel-crypto-4894e4aca82aca927d0404ce61f021f790de4b1e.tar.xz kernel-crypto-4894e4aca82aca927d0404ce61f021f790de4b1e.zip | |
Merge commit 'v2.6.30' into next
Diffstat (limited to 'drivers/oprofile/cpu_buffer.c')
| -rw-r--r-- | drivers/oprofile/cpu_buffer.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/drivers/oprofile/cpu_buffer.c b/drivers/oprofile/cpu_buffer.c index f0e99d4c066..242257b1944 100644 --- a/drivers/oprofile/cpu_buffer.c +++ b/drivers/oprofile/cpu_buffer.c @@ -78,16 +78,20 @@ void free_cpu_buffers(void) op_ring_buffer_write = NULL; } +#define RB_EVENT_HDR_SIZE 4 + int alloc_cpu_buffers(void) { int i; unsigned long buffer_size = oprofile_cpu_buffer_size; + unsigned long byte_size = buffer_size * (sizeof(struct op_sample) + + RB_EVENT_HDR_SIZE); - op_ring_buffer_read = ring_buffer_alloc(buffer_size, OP_BUFFER_FLAGS); + op_ring_buffer_read = ring_buffer_alloc(byte_size, OP_BUFFER_FLAGS); if (!op_ring_buffer_read) goto fail; - op_ring_buffer_write = ring_buffer_alloc(buffer_size, OP_BUFFER_FLAGS); + op_ring_buffer_write = ring_buffer_alloc(byte_size, OP_BUFFER_FLAGS); if (!op_ring_buffer_write) goto fail; |