| /linux/tools/testing/selftests/ftrace/test.d/kprobe/ |
| H A D | kprobe_opt_types.tc | 19 DEFAULT=$(cat /proc/sys/debug/kprobes-optimization)
20 echo 1 > /proc/sys/debug/kprobes-optimization
29 echo "$DEFAULT" > /proc/sys/debug/kprobes-optimization
33 echo "$DEFAULT" > /proc/sys/debug/kprobes-optimization
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| /linux/Documentation/process/ |
| H A D | volatile-considered-harmful.rst | 15 to suppress optimization, which is almost never what one really wants to
19 all optimization-related problems in a more efficient way.
23 unwanted optimization. If they are being used properly, there will be no
42 forget anything it knows. There will be no optimization problems with
59 optimization, so, once again, volatile is unnecessary.
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| /linux/Documentation/trace/ |
| H A D | kprobes.rst | 54 probes work and how jump optimization works. They explain certain
181 When a probe is registered, before attempting this optimization,
221 Pre-optimization
251 of kprobe optimization supports only kernels with CONFIG_PREEMPT=n [4]_.
262 the optimization is complete, the kprobe is just dequeued from the
263 optimized list. If the optimization has been done, the jump is
273 .. [4] This optimization-safety checking may be replaced with the
278 The jump optimization changes the kprobe's pre_handler behavior.
279 Without optimization, the pre_handler can change the kernel's execution
282 tweak the kernel's execution path, you need to suppress optimization,
[all …]
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| H A D | ftrace-design.rst | 76 case). This is of course an optimization and not a hard requirement.
211 pointer under different optimization levels, then ignore this option.
|
| /linux/Documentation/dev-tools/ |
| H A D | propeller.rst | 8 compiler. Propeller is a profile-guided optimization (PGO) method used
15 A few important notes about adopting Propeller optimization:
17 #. Although it can be used as a standalone optimization step, it is
34 The Propeller optimization process involves the following steps:
|
| /linux/lib/raid6/ |
| H A D | s390vx.uc | 87 z0 = stop; /* P/Q right side optimization */
107 /* P/Q left side optimization */
|
| H A D | int.uc | 112 z0 = stop; /* P/Q right side optimization */
128 /* P/Q left side optimization */
|
| H A D | neon.uc | 97 z0 = stop; /* P/Q right side optimization */
116 /* P/Q left side optimization */
|
| /linux/arch/x86/ |
| H A D | Kconfig.cpu | 2 # Put here option for CPU selection and depending optimization
99 copy optimization, compiles the kernel with optimization flags
148 some extended instructions, and passes appropriate optimization
156 some extended instructions, and passes appropriate optimization
164 like a 586 with TSC, and sets some GCC optimization flags (like a
254 # LLVM 19 introduces an optimization that resolves some high stack
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| /linux/Documentation/staging/ |
| H A D | static-keys.rst | 91 optimization.
100 In order to make use of this optimization you must first define a key::
184 to take advantage of this optimization. If there is no architecture support, we
248 Without the jump label optimization it looks like::
327 this optimization is about reducing the number of branches. In addition, we've
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| /linux/Documentation/virt/ |
| H A D | paravirt_ops.rst | 27 - indirect call which allows optimization with binary patch
|
| /linux/Documentation/driver-api/firmware/ |
| H A D | request_firmware.rst | 60 Some devices have an optimization in place to enable the firmware to be
|
| /linux/drivers/pci/ |
| H A D | Kconfig | 184 TPH allows endpoint devices to provide optimization hints, such as
244 prompt "PCI Express hierarchy optimization setting"
252 The following choices set the MPS and MRRS optimization strategy
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| /linux/Documentation/arch/arm/ |
| H A D | kernel_user_helpers.rst | 146 optimization in the calling code.
240 optimization in the calling code.
|
| H A D | kernel_mode_neon.rst | 99 units at any optimization level.
|
| /linux/Documentation/litmus-tests/ |
| H A D | README | 58 Note also that this "roach motel" optimization is emulated by
|
| /linux/scripts/ |
| H A D | Makefile.extrawarn | 164 KBUILD_CFLAGS += -Wdisabled-optimization
|
| /linux/Documentation/networking/device_drivers/ethernet/intel/ |
| H A D | idpf.rst | 82 optimization is required, we recommend experimenting with the following
|
| /linux/Documentation/ABI/testing/ |
| H A D | sysfs-class-net-cdc_ncm | 17 between USB bus bandwidth and device DMA optimization.
|
| /linux/Documentation/arch/arm/omap/ |
| H A D | omap_pm.rst | 108 is intended as an optimization to allow drivers to determine whether the
|
| /linux/arch/m68k/kernel/ |
| H A D | entry.S | 184 addql #1,%d0 | optimization for cmpil #-1,%d0
|
| /linux/Documentation/admin-guide/cifs/ |
| H A D | todo.rst | 119 3) Additional performance testing and optimization using iozone and similar -
|
| /linux/Documentation/driver-api/md/ |
| H A D | raid5-cache.rst | 85 checksum is an optimization because MD can write meta and data freely without
|
| /linux/fs/cramfs/ |
| H A D | README | 32 Beginning in 2.4.7, directory entries are sorted. This optimization
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| /linux/Documentation/block/ |
| H A D | blk-mq.rst | 22 any layer on the storage stack. One example of such optimization technique
|