perf mmap: Implement dedicated memory buffer for data compression
authorAlexey Budankov <alexey.budankov@linux.intel.com>
Mon, 18 Mar 2019 17:42:19 +0000 (20:42 +0300)
committerArnaldo Carvalho de Melo <acme@redhat.com>
Wed, 15 May 2019 19:36:49 +0000 (16:36 -0300)
commit51255a8af7c41c876c2d715a35ab03c13302a607
tree1e9f55e736eae22639f35ca94d7defc15e67dfdc
parent42e1fd80a5b8bf9188ddb502b788433ece189aae
perf mmap: Implement dedicated memory buffer for data compression

Implemented mmap data buffer that is used as the memory to operate
on when compressing data in case of serial trace streaming.

Signed-off-by: Alexey Budankov <alexey.budankov@linux.intel.com>
Reviewed-by: Jiri Olsa <jolsa@kernel.org>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Link: http://lkml.kernel.org/r/49b31321-0f70-392b-9a4f-649d3affe090@linux.intel.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
tools/perf/builtin-record.c
tools/perf/util/evlist.c
tools/perf/util/evlist.h
tools/perf/util/mmap.c
tools/perf/util/mmap.h