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/linux-6.12.1/drivers/ptp/
DKconfig65 timer as a PTP clock. This clock is only useful if your PTP
85 clock. This clock is only useful if your PTP programs are
100 core. This clock is only useful if the MII bus of your MAC
115 This clock is only useful if your PTP programs are getting
129 clock. This clock is only useful if you are using KVM guests.
140 clock. This clock is only useful if your time stamping MAC
152 clock. This clock is only useful if your time stamping MAC
164 as a PTP clock. This clock is only useful if your time stamping
187 clock device as a PTP clock. This is only useful in virtual
/linux-6.12.1/Documentation/ABI/testing/
Dsysfs-class-bdi43 For example, this is useful for providing a minimum QoS.
57 expressed as part of 1 million. For example, this is useful for
67 given percentage of the write-back cache. This is useful in
81 of 1 million. This is useful in situations where we want to avoid
99 For example, this is useful for providing a minimum QoS.
108 given 'max_bytes' of the write-back cache. This is useful in
122 is useful in situations where the global limit is much higher than
Dsysfs-bus-vdpa20 This can be useful when /sys/bus/vdpa/drivers_autoprobe is
28 attempt to bind to the device. This is useful for overriding
36 attempt to unbind from the device. This may be useful when
/linux-6.12.1/tools/perf/pmu-events/arch/x86/amdzen3/
Dfloating-point.json46 …. See 2.1.17.3 [Large Increment per Cycle Events]. It does not provide a useful count without the …
52 …. See 2.1.17.3 [Large Increment per Cycle Events]. It does not provide a useful count without the …
58 …. See 2.1.17.3 [Large Increment per Cycle Events]. It does not provide a useful count without the …
64 …. See 2.1.17.3 [Large Increment per Cycle Events]. It does not provide a useful count without the …
70 …Scalar Ops optimized. This is a dispatch based speculative event, and is useful for measuring the …
76 … either set or pass). This is a dispatch based speculative event, and is useful for measuring the …
82 … Move Ops eliminated. This is a dispatch based speculative event, and is useful for measuring the …
88 …mber of SSE Move Ops. This is a dispatch based speculative event, and is useful for measuring the …
/linux-6.12.1/drivers/firewire/
DKconfig5 # not useful without PCI controller driver
30 log in TAP format (https://testanything.org/). Only useful for
46 log in TAP format (https://testanything.org/). Only useful for
62 log in TAP format (https://testanything.org/). Only useful for
77 log in TAP format (https://testanything.org/). Only useful for
104 log in TAP format (https://testanything.org/). Only useful for
/linux-6.12.1/Documentation/RCU/
Dlockdep.rst42 rcu_read_lock_held(). This is useful in code that is
46 rcu_read_lock_bh_held(). This is useful in code that
50 rcu_read_lock_sched_held(). This is useful in code that
54 srcu_read_lock_held(). This is useful in code that
62 and compiler constraints. This is useful when the data
68 or coalescing. This is useful when testing the
/linux-6.12.1/sound/soc/fsl/
DKconfig14 This option is only useful for out-of-tree drivers since
26 This option is only useful for out-of-tree drivers since
36 This option is only useful for out-of-tree drivers since
54 This option is only useful for out-of-tree drivers since
67 This option is only useful for out-of-tree drivers since
77 This option is only useful for out-of-tree drivers since
131 This option is only useful for out-of-tree drivers since
159 This option is only useful for out-of-tree drivers since
/linux-6.12.1/Documentation/dev-tools/
Dclang-format.rst12 - Quickly reformat a block of code to the kernel style. Specially useful
18 - Help you follow the coding style rules, specially useful for those
59 Counting the lines of such a diff is also useful for improving/tweaking
91 useful when moving code around, for complex code that is deeply intended,
96 it can be very useful.
182 They are typically useful for block re-formatting, rather than full-file.
/linux-6.12.1/drivers/gpu/drm/
Ddrm_atomic_state_helper.c70 * values. This is useful for drivers that subclass the CRTC state.
90 * This is useful for drivers that subclass the CRTC state.
131 * This is useful for drivers that subclass the CRTC state.
190 * the memory of the CRTC state. This is useful for drivers that subclass the
243 * values. This is useful for drivers that subclass the CRTC state.
305 * This is useful for drivers that subclass the plane state.
341 * Copies atomic state from a plane's current state. This is useful for
387 * the memory of the plane state. This is useful for drivers that subclass the
427 * values. This is useful for drivers that subclass the connector state.
447 * This is useful for drivers that subclass the connector state.
[all …]
/linux-6.12.1/arch/x86/
DKconfig.debug21 This is useful for kernel debugging when your machine crashes very
34 This is useful for kernel debugging when your machine crashes very
107 Add a simple leak tracer to the IOMMU code. This is useful when you
119 This option is useful for checking the sanity of x86 instruction
194 and overlapping. This option is really only useful if you are
271 useful in many cases. Unlike the other unwinders, it has no runtime
/linux-6.12.1/include/video/
Dtgafb.h69 * Useful defines for managing the registers
110 * Useful defines for managing the ICS1562 PLL clock
118 * Useful defines for managing the BT485 on the 8-plane TGA
144 * Useful defines for managing the BT463 on the 24-plane TGAs/SFB+s
172 * Useful defines for managing the BT459 on the 8-plane SFB+s
/linux-6.12.1/drivers/nvme/target/
DKconfig15 functionality useful.
47 This enables the NVMe loopback device support, which can be useful
82 This enables the NVMe FC loopback test support, which can be useful
/linux-6.12.1/tools/perf/Documentation/
Dperf-stat.txt162 This can be useful to measure just elapsed wall-clock time - or to assess the
299 is a useful mode to detect imbalance between sockets. To enable this mode,
302 useful to gauge the amount of aggregation.
306 is a useful mode to detect imbalance between dies. To enable this mode,
309 useful to gauge the amount of aggregation.
313 is a useful mode to detect imbalance between clusters. To enable this mode,
316 useful to gauge the amount of aggregation. The information of cluster ID and
329 is a useful mode to detect imbalance between physical cores. To enable this mode,
339 is a useful mode to detect imbalance between NUMA nodes. To enable this
345 disabled). This is useful to filter out the startup phase of the program,
[all …]
Dperf-ftrace.txt109 function (or a glob pattern). This is useful to trace for
117 given function (or a glob pattern). Like -G option, this is useful
171 useful to trace for functions executed from the given function. This
178 Like -G option, this is useful for the function_graph tracer only and
/linux-6.12.1/drivers/input/
DKconfig59 useful for out-of-tree drivers since in-tree drivers
72 useful for out-of-tree drivers since in-tree drivers
160 the system log. While this is useful for debugging, it's also
184 requested suspend through APM. This is useful on embedded
/linux-6.12.1/Documentation/filesystems/bcachefs/
DCodingStyle.rst97 The humble counter is an incredibly useful tool. They're cheap and simple to
157 will be useful, and make the big projects easier.
159 The question of what's likely to be useful is where junior developers most
160 often go astray - doing something because it seems like it'll be useful often
161 leads to overengineering. Knowing what's useful comes from many years of
/linux-6.12.1/include/drm/
Ddrm_atomic_helper.h170 * This iterates over the current state, useful (for example) when applying
172 * planes which *will* be attached (more useful in code called from
185 * attached if the specified state is applied. Useful during for example
199 * attached if the specified state is applied. Useful during for example
204 * const plane_state. This is useful when a driver just wants to peek at other
/linux-6.12.1/Documentation/core-api/
Dtimekeeping.rst20 Useful for reliable timestamps and measuring short time intervals
49 This is rarely useful in the kernel.
124 reading the 'jiffies' variable. These are only useful when called
141 This is useful in some tracing or debugging code as well as
/linux-6.12.1/Documentation/admin-guide/
Dsysrq.rst173 sak(k) (Secure Access Key) is useful when you want to be sure there is no
185 It seems others find it useful as (System Attention Key) which is
186 useful when you want to exit a program that will not let you switch consoles.
204 The loglevels ``0``-``9`` are useful when your console is being flooded with
209 ``term(e)`` and ``kill(i)`` are useful if you have some sort of runaway process
213 "just thaw ``it(j)``" is useful if your system becomes unresponsive due to a
216 ``Replay logs(R)`` is useful to view the kernel log messages when system is hung
/linux-6.12.1/arch/microblaze/
DKconfig160 This can be useful in optimizing the layout of kernel virtual
186 this address). This can be useful in optimizing the virtual memory
200 allocated to user tasks. This can be useful in optimizing the
/linux-6.12.1/drivers/scsi/sym53c8xx_2/
Dsym_fw.h122 *a_ofs; /* Useful offsets in script A */
126 *b_ofs; /* Useful offsets in script B */
130 *z_ofs; /* Useful offsets in script Z */
149 * Macros used from the C code to get useful
/linux-6.12.1/tools/perf/pmu-events/arch/x86/amdzen2/
Dfloating-point.json71 …Scalar Ops optimized. This is a dispatch based speculative event, and is useful for measuring the …
77 … either set or pass). This is a dispatch based speculative event, and is useful for measuring the …
83 … Move Ops eliminated. This is a dispatch based speculative event, and is useful for measuring the …
89 …mber of SSE Move Ops. This is a dispatch based speculative event, and is useful for measuring the …
/linux-6.12.1/tools/perf/pmu-events/arch/x86/jaketown/
Duncore-memory.json117 …detected and corrected by the iMC on this channel. This counter is only useful with ECC DRAM devi…
184 …t to get the number of cycles in power saving mode. Edge Detect is also useful here. Make sure t…
194 …t to get the number of cycles in power saving mode. Edge Detect is also useful here. Make sure t…
204 …t to get the number of cycles in power saving mode. Edge Detect is also useful here. Make sure t…
214 …t to get the number of cycles in power saving mode. Edge Detect is also useful here. Make sure t…
224 …t to get the number of cycles in power saving mode. Edge Detect is also useful here. Make sure t…
234 …t to get the number of cycles in power saving mode. Edge Detect is also useful here. Make sure t…
244 …t to get the number of cycles in power saving mode. Edge Detect is also useful here. Make sure t…
254 …t to get the number of cycles in power saving mode. Edge Detect is also useful here. Make sure t…
447 … to DRAM. Therefore, the average latency for this queue is actually not useful for deconstruction…
[all …]
/linux-6.12.1/drivers/atm/
DKconfig21 Dummy ATM driver. Useful for proxy signalling, testing,
28 ATM over TCP driver. Useful mainly for development and for
195 Somewhat useful debugging messages are available. The choice of
209 an open connection in the raw cell queue of the driver. Useful
238 Somewhat useful debugging messages are available. The choice of
/linux-6.12.1/Documentation/networking/
Dipvs-sysctl.rst158 be useful, when user-space monitoring program deletes the
176 This may be useful, when a user makes a destination server
192 protocols like ipip, which is useful to prevent rescheduling
243 This is useful for normal connections with high traffic to reduce
250 Defines sync retries with period of sync_refresh_period/8. Useful

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