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/linux-4.4.14/kernel/gcov/
DKconfig1 menu "GCOV-based kernel profiling"
4 bool "Enable gcov-based kernel profiling"
9 This option enables gcov-based code profiling (e.g. for code coverage
14 Additionally specify CONFIG_GCOV_PROFILE_ALL=y to get profiling data
15 for the entire kernel. To enable profiling for specific files or
33 profiling data.
44 This options activates profiling for the entire kernel.
48 Note that a kernel compiled with profiling flags will be significantly
49 larger and run slower. Also be sure to exclude files from profiling
/linux-4.4.14/Documentation/ABI/testing/
Dsysfs-profiling1 What: /sys/kernel/profiling
5 /sys/kernel/profiling is the runtime equivalent
10 echo 2 > /sys/kernel/profiling
/linux-4.4.14/arch/cris/
DKconfig.debug4 bool "Kernel profiling support"
7 bool "System profiling support"
/linux-4.4.14/arch/m68k/
DKconfig.debug36 bool "Use fast second timer for profiling"
39 Use a fast secondary clock to produce profiling information.
/linux-4.4.14/Documentation/
Dgcov.txt18 gcov profiling kernel support enables the use of GCC's coverage testing
61 Note that kernels compiled with profiling flags will be significantly
74 To enable profiling for specific files or directories, add a line
138 The gcov kernel profiling infrastructure is designed to work out-of-the
191 Solution: Exclude affected source files from profiling by specifying
Dkernel-parameters.txt67 GCOV GCOV profiling is enabled.
1252 gcov_persist= [GCOV] When non-zero (default), profiling data for
1255 When zero, profiling data is discarded and associated
3011 profile= [KNL] Enable kernel profiling via /proc/profile
3015 statistical time based profiling.
Ddevices.txt2638 192 char Kernel profiling interface
/linux-4.4.14/Documentation/features/debug/gcov-profile-all/
Darch-support.txt4 # description: arch supports whole-kernel GCOV code coverage profiling
/linux-4.4.14/arch/mn10300/kernel/
Dprofile-low.S3 # Fast profiling interrupt handler
/linux-4.4.14/arch/mips/sibyte/
DKconfig156 a ZBbus error is detected. Cannot work if ZBbus profiling
162 tristate "Support for ZBbus profiling"
/linux-4.4.14/arch/um/
DKconfig.debug9 This allows profiling of a User-Mode Linux kernel with the gprof
/linux-4.4.14/arch/metag/
DKconfig.debug24 can be used by a debugger for profiling and call-graphs.
/linux-4.4.14/Documentation/timers/
Dhighres.txt99 accounting, profiling, and high resolution timers.
105 - cpu local profiling
188 and calls update_process_times and profiling. The implementation of the hrtimer
191 timer and periodic events (jiffies tick, profiling, process accounting) on UP
239 frequency profiling, and a complete removal of jiffies in the future.
/linux-4.4.14/kernel/trace/
DKconfig280 The branch profiling is a software profiler. It will add hooks
291 If unsure, choose "No branch profiling".
294 bool "No branch profiling"
296 No branch profiling. Branch profiling adds a bit of overhead.
481 When a 1 is echoed into this file profiling begins, and when a
482 zero is entered, profiling stops. A "functions" file is created in
/linux-4.4.14/kernel/
Dksysfs.c90 KERNEL_ATTR_RW(profiling);
/linux-4.4.14/drivers/s390/block/
DKconfig37 Enable this option if you want to see profiling information
/linux-4.4.14/tools/perf/Documentation/
Dperf-top.txt6 perf-top - System profiling tool.
106 Dump the symbol table used for profiling.
Dintel-pt.txt51 The simplest thing to do with Intel PT is userspace profiling of small programs.
/linux-4.4.14/arch/
DKconfig9 tristate "OProfile system profiling"
15 OProfile is a profiling system capable of profiling the
/linux-4.4.14/arch/powerpc/platforms/ps3/
DKconfig158 profiling support of the Cell processor with programs like
/linux-4.4.14/Documentation/vm/
Dnuma139 itself on allocation failure. The kernel profiling subsystem is an example of
/linux-4.4.14/Documentation/x86/
Dexception-tables.txt17 It only failed for a few buggy programs. In some kernel profiling
/linux-4.4.14/Documentation/x86/x86_64/
Dboot-options.txt105 makes some profiling using performance counters more accurate.
/linux-4.4.14/Documentation/scsi/
Dncr53c8xx.txt319 Since gathering profiling information may impact performances, this
333 In order to display profiling information, just enter:
372 The profiling information is updated upon completion of SCSI commands.
1101 If defined, profiling information is gathered.
DChangeLog.ncr53c8xx467 - make all the profiling code conditionned by a config option.
Dsym53c8xx_2.txt288 This driver does not provide profiling information as did its predecessors.
/linux-4.4.14/arch/xtensa/configs/
Diss_defconfig85 # GCOV-based kernel profiling
/linux-4.4.14/tools/perf/
Ddesign.txt129 * physical and sw events of the kernel (and allow the profiling of them as
/linux-4.4.14/Documentation/trace/
Devents.txt111 profiling.
Dftrace.txt2406 also for any other uses (perf, kprobes, stack tracing, profiling, etc).
/linux-4.4.14/Documentation/networking/
Dz8530drv.txt623 - kernel profiling compiled or not
/linux-4.4.14/init/
DKconfig1801 Say Y here to enable the extended profiling support mechanisms used
/linux-4.4.14/Documentation/virtual/uml/
DUserModeLinux-HOWTO.txt193 4. You can run gprof (profiling) and gcov (coverage testing).