oprofile: fix cpu buffer size
authorRobert Richter <robert.richter@amd.com>
Thu, 7 May 2009 15:28:59 +0000 (17:28 +0200)
committerRobert Richter <robert.richter@amd.com>
Thu, 7 May 2009 15:28:59 +0000 (17:28 +0200)
commit54f2c841fa0007e5fee3b7d01a911c774f0a6cda
tree058b9a96ed4fa2c963d18d0a66c2d3a5af38d881
parent091438dd5668396328a3419abcbc6591159eb8d1
oprofile: fix cpu buffer size

The unit of oprofile_cpu_buffer_size is in samples, but was allocated
in bytes. This led to the allocation of too small cpu buffers. This
patch recalculates the buffer size in bytes taking also the
ring_buffer_event header size into account.

Reported-by: Suravee Suthikulpanit <suravee.suthikulpanit@amd.com>
Signed-off-by: Robert Richter <robert.richter@amd.com>
drivers/oprofile/cpu_buffer.c