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authorLinus Torvalds <torvalds@linux-foundation.org>2017-11-17 23:58:01 +0100
committerLinus Torvalds <torvalds@linux-foundation.org>2017-11-17 23:58:01 +0100
commit2dcd9c71c1ffa9a036e09047f60e08383bb0abb6 (patch)
tree8caabaf493288a3d5adb46ac49ad5097d0c907c7 /kernel/trace/tracing_map.h
parentMerge tag 'linux-kselftest-4.15-rc1' of git://git.kernel.org/pub/scm/linux/ke... (diff)
parenttracing, thermal: Hide cpu cooling trace events when not in use (diff)
downloadlinux-2dcd9c71c1ffa9a036e09047f60e08383bb0abb6.tar.xz
linux-2dcd9c71c1ffa9a036e09047f60e08383bb0abb6.zip
Merge tag 'trace-v4.15' of git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-trace
Pull tracing updates from - allow module init functions to be traced - clean up some unused or not used by config events (saves space) - clean up of trace histogram code - add support for preempt and interrupt enabled/disable events - other various clean ups * tag 'trace-v4.15' of git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-trace: (30 commits) tracing, thermal: Hide cpu cooling trace events when not in use tracing, thermal: Hide devfreq trace events when not in use ftrace: Kill FTRACE_OPS_FL_PER_CPU perf/ftrace: Small cleanup perf/ftrace: Fix function trace events perf/ftrace: Revert ("perf/ftrace: Fix double traces of perf on ftrace:function") tracing, dma-buf: Remove unused trace event dma_fence_annotate_wait_on tracing, memcg, vmscan: Hide trace events when not in use tracing/xen: Hide events that are not used when X86_PAE is not defined tracing: mark trace_test_buffer as __maybe_unused printk: Remove superfluous memory barriers from printk_safe ftrace: Clear hashes of stale ips of init memory tracing: Add support for preempt and irq enable/disable events tracing: Prepare to add preempt and irq trace events ftrace/kallsyms: Have /proc/kallsyms show saved mod init functions ftrace: Add freeing algorithm to free ftrace_mod_maps ftrace: Save module init functions kallsyms symbols for tracing ftrace: Allow module init functions to be traced ftrace: Add a ftrace_free_mem() function for modules to use tracing: Reimplement log2 ...
Diffstat (limited to 'kernel/trace/tracing_map.h')
-rw-r--r--kernel/trace/tracing_map.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/trace/tracing_map.h b/kernel/trace/tracing_map.h
index ab0ca77331d0..5b5bbf8ae550 100644
--- a/kernel/trace/tracing_map.h
+++ b/kernel/trace/tracing_map.h
@@ -6,7 +6,7 @@
#define TRACING_MAP_BITS_MAX 17
#define TRACING_MAP_BITS_MIN 7
-#define TRACING_MAP_KEYS_MAX 2
+#define TRACING_MAP_KEYS_MAX 3
#define TRACING_MAP_VALS_MAX 3
#define TRACING_MAP_FIELDS_MAX (TRACING_MAP_KEYS_MAX + \
TRACING_MAP_VALS_MAX)