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/linux-6.12.1/tools/testing/selftests/powerpc/dexcr/
Ddexcr_test.c16 static int dexcr_prctl_onexec_test_child(unsigned long which, const char *status) in dexcr_prctl_onexec_test_child() argument
19 unsigned long aspect = pr_which_to_aspect(which); in dexcr_prctl_onexec_test_child()
20 int ctrl = pr_get_dexcr(which); in dexcr_prctl_onexec_test_child()
48 static int dexcr_prctl_aspect_test(unsigned long which) in dexcr_prctl_aspect_test() argument
50 unsigned long aspect = pr_which_to_aspect(which); in dexcr_prctl_aspect_test()
57 SKIP_IF_MSG(!pr_dexcr_aspect_supported(which), "DEXCR aspect not supported"); in dexcr_prctl_aspect_test()
58 SKIP_IF_MSG(!pr_dexcr_aspect_editable(which), "DEXCR aspect not editable with prctl"); in dexcr_prctl_aspect_test()
61 err = pr_set_dexcr(which, PR_PPC_DEXCR_CTRL_SET | PR_PPC_DEXCR_CTRL_CLEAR); in dexcr_prctl_aspect_test()
66 err = pr_set_dexcr(which, PR_PPC_DEXCR_CTRL_SET_ONEXEC | PR_PPC_DEXCR_CTRL_CLEAR_ONEXEC); in dexcr_prctl_aspect_test()
72 err = pr_set_dexcr(which, PR_PPC_DEXCR_CTRL_SET); in dexcr_prctl_aspect_test()
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/linux-6.12.1/drivers/staging/greybus/
Dgpio.c67 static int gb_gpio_activate_operation(struct gb_gpio_controller *ggc, u8 which) in gb_gpio_activate_operation() argument
77 request.which = which; in gb_gpio_activate_operation()
85 ggc->lines[which].active = true; in gb_gpio_activate_operation()
91 u8 which) in gb_gpio_deactivate_operation() argument
98 request.which = which; in gb_gpio_deactivate_operation()
102 dev_err(dev, "failed to deactivate gpio %u\n", which); in gb_gpio_deactivate_operation()
106 ggc->lines[which].active = false; in gb_gpio_deactivate_operation()
113 u8 which) in gb_gpio_get_direction_operation() argument
121 request.which = which; in gb_gpio_get_direction_operation()
131 which, direction); in gb_gpio_get_direction_operation()
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Dpwm.c44 static int gb_pwm_activate_operation(struct pwm_chip *chip, u8 which) in gb_pwm_activate_operation() argument
51 request.which = which; in gb_pwm_activate_operation()
66 static int gb_pwm_deactivate_operation(struct pwm_chip *chip, u8 which) in gb_pwm_deactivate_operation() argument
73 request.which = which; in gb_pwm_deactivate_operation()
89 u8 which, u32 duty, u32 period) in gb_pwm_config_operation() argument
96 request.which = which; in gb_pwm_config_operation()
114 u8 which, u8 polarity) in gb_pwm_set_polarity_operation() argument
121 request.which = which; in gb_pwm_set_polarity_operation()
137 static int gb_pwm_enable_operation(struct pwm_chip *chip, u8 which) in gb_pwm_enable_operation() argument
144 request.which = which; in gb_pwm_enable_operation()
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/linux-6.12.1/tools/perf/pmu-events/arch/powerpc/power10/
Dpipeline.json5 …"BriefDescription": "Cycles in which the oldest instruction in the pipeline suffered a TLB miss or…
10 …"BriefDescription": "Cycles in which the next-to-complete (NTC) instruction is held at dispatch fo…
35 "BriefDescription": "Cycles in which an instruction reload is pending to satisfy a demand miss."
55 …"BriefDescription": "Cycles in which the oldest instruction in the pipeline was waiting for a load…
60 …"BriefDescription": "Cycles in which the oldest instruction in the pipeline finished at dispatch a…
75 …"BriefDescription": "Cycles in which the next-to-complete (NTC) instruction is held at dispatch be…
80 …"BriefDescription": "Cycles in which the next-to-complete (NTC) instruction is held at dispatch be…
85 …"BriefDescription": "Cycles in which the oldest instruction in the pipeline was waiting for a load…
90 …"BriefDescription": "Cycles in which the oldest instruction in the pipeline was executing in the s…
95 …"BriefDescription": "Cycles in which the oldest instruction in the pipeline was a lwsync waiting t…
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/linux-6.12.1/tools/perf/pmu-events/arch/arm64/arm/cortex-a76/
Dcache.json3 "PublicDescription": "This event counts any instruction fetch which misses in the cache.",
11 …re operation or page table walk access which causes data to be read from outside the L1, including…
15 …store operation or page table walk access which looks up in the L1 data cache. In particular, any …
23 …or Level 0 Macro-op cache access. This event counts any instruction fetch which accesses the L1 in…
31 …"PublicDescription": "This event counts any transaction from L1 which looks up in the L2 cache, an…
35 …L2 data cache refill. This event counts any cacheable transaction from L1 which causes data to be …
39 …which return data, regardless of whether they cause an invalidation. Invalidations from the L2 whi…
43 …line write into the L2 cache which does not cause a linefill, including write-backs from L1 to L2 …
47 …"PublicDescription": "This event counts any load or store operation which accesses the data L1 TLB…
52 …"PublicDescription": "This event counts any instruction fetch which accesses the instruction L1 TL…
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/linux-6.12.1/Documentation/process/
D4.Coding.rst8 code. It is the code which will be examined by other developers and merged
9 (or not) into the mainline tree. So it is the quality of this code which
13 number of ways in which kernel developers can go wrong. Then the focus
14 will shift toward doing things right and the tools which can help in that
28 which does not meet the coding style guidelines. The presence of that code
46 The other trap is to assume that code which is already in the kernel is
56 The coding style document also should not be read as an absolute law which
58 style (a line which becomes far less readable if split to fit within the
85 At a simple level, consider a function which has an argument which is
88 provides. By that time, though, chances are good that the code which
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D1.Intro.rst27 :ref:`development_coding` is about the coding process; several pitfalls which
30 which can help to ensure that kernel patches are correct.
56 kernel has evolved into a best-of-breed operating system component which
75 offer this kind of openness, which is a characteristic of the free software
84 evolved its own distinct ways of operating which allow it to function
132 - Code which has been merged into the mainline kernel is available to all
133 Linux users. It will automatically be present on all distributions which
148 Code which is in the mainline, instead, does not require this work as the
151 which has been merged into the mainline has significantly lower
154 - Beyond that, code which is in the kernel will often be improved by other
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Dlicense-rules.rst19 which is required to be compatible with the GPL-2.0::
32 The User-space API (UAPI) header files, which describe the interface of
35 which does not extend the GPL requirements to any software which uses it to
37 into any source files which create an executable running on the Linux
43 tools which are used in the context of license compliance.
48 under which the content of the file is contributed. SPDX license
64 possible line in a file which can contain a comment. For the majority
65 of files this is the first line, except for scripts which require the
84 appropriate comment mechanism which the tool accepts shall be used. This
88 there are still older assembler tools which cannot handle C++ style
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/linux-6.12.1/tools/perf/pmu-events/arch/arm64/arm/cortex-a55/
Dbranch.json18 … "Predicted conditional branch executed.This event counts when any branch which can be predicted b…
21 … "Predicted conditional branch executed.This event counts when any branch which can be predicted b…
24 …"Indirect branch mis-predicted.This event counts when any indirect branch which can be predicted b…
27 …"Indirect branch mis-predicted.This event counts when any indirect branch which can be predicted b…
30 …ted due to address mis-compare.This event counts when any indirect branch which can be predicted b…
33 …ted due to address mis-compare.This event counts when any indirect branch which can be predicted b…
36 …which can be predicted by the conditional predictor is retired, and has mis-predicted the conditio…
39 …which can be predicted by the conditional predictor is retired, and has mis-predicted the conditio…
42 …ith predicted address executed.This event counts when any indirect branch which can be predicted b…
45 …ith predicted address executed.This event counts when any indirect branch which can be predicted b…
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/linux-6.12.1/tools/testing/kunit/test_data/
Dtest_is_test_passed-no_tests_run_no_header.log39 Using a channel type which is configured out of UML
41 Using a channel type which is configured out of UML
43 Using a channel type which is configured out of UML
45 Using a channel type which is configured out of UML
47 Using a channel type which is configured out of UML
49 Using a channel type which is configured out of UML
51 Using a channel type which is configured out of UML
53 Using a channel type which is configured out of UML
55 Using a channel type which is configured out of UML
57 Using a channel type which is configured out of UML
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Dtest_output_isolated_correctly.log61 Using a channel type which is configured out of UML
63 Using a channel type which is configured out of UML
65 Using a channel type which is configured out of UML
67 Using a channel type which is configured out of UML
69 Using a channel type which is configured out of UML
71 Using a channel type which is configured out of UML
73 Using a channel type which is configured out of UML
75 Using a channel type which is configured out of UML
77 Using a channel type which is configured out of UML
79 Using a channel type which is configured out of UML
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/linux-6.12.1/Documentation/dev-tools/
Dktap.rst11 which don't align with the original TAP specification. Thus, a "Kernel TAP"
16 KTAP test results describe a series of tests (which may be nested: i.e., test
17 can have subtests), each of which can contain both diagnostic data -- e.g., log
31 a couple of places (notably the "Subtest" header), which are described where
37 All KTAP-formatted results begin with a "version line" which specifies which
45 Note that, in KTAP, subtests also begin with a version line, which denotes the
46 start of the nested test results. This differs from TAP14, which uses a
62 which case the test plan may be omitted -- it is strongly recommended one is
75 The result can be either "ok", which indicates the test case passed,
76 or "not ok", which indicates that the test case failed.
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/linux-6.12.1/drivers/mtd/chips/
DKconfig22 This option enables JEDEC-style probing of flash chips which are not
24 CFI-targeted flash drivers for any chips which are identified which
40 configuration options which allow you to do so.
49 This option defines the way in which the CPU attempts to arrange
51 'NO', which is the default when CONFIG_MTD_CFI_ADV_OPTIONS isn't
79 some other configuration options which would allow you to reduce
82 which are supported by the current code will be enabled.
88 If you wish to support CFI devices on a physical bus which is
95 If you wish to support CFI devices on a physical bus which is
102 If you wish to support CFI devices on a physical bus which is
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/linux-6.12.1/net/bridge/netfilter/
DKconfig103 This option adds the among match, which allows matching the MAC source
112 This option adds the ARP match, which allows ARP and RARP header field
120 This option adds the IP match, which allows basic IP header field
129 This option adds the IP6 match, which allows basic IPV6 header field
137 This option adds the limit match, which allows you to control
138 the rate at which a rule can be matched. This match is the
147 This option adds the mark match, which allows matching frames based on
157 This option adds the packet type match, which allows matching on the
167 This option adds the Spanning Tree Protocol match, which
175 This option adds the 802.1Q vlan match, which allows the filtering of
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/linux-6.12.1/net/netfilter/ipset/
DKconfig32 This option adds the bitmap:ip set type support, by which one
41 This option adds the bitmap:ip,mac set type support, by which one
50 This option adds the bitmap:port set type support, by which one
59 This option adds the hash:ip set type support, by which one
69 This option adds the hash:ip,mark set type support, by which one
78 This option adds the hash:ip,port set type support, by which one
87 This option adds the hash:ip,port,ip set type support, by which
97 This option adds the hash:ip,port,net set type support, by which
107 This option adds the hash:ip,mac set type support, by which
116 This option adds the hash:mac set type support, by which
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/linux-6.12.1/include/uapi/linux/
Dv4l2-subdev.h32 * @which: format type (from enum v4l2_subdev_format_whence)
39 __u32 which; member
48 * @which: format type (from enum v4l2_subdev_format_whence)
59 __u32 which; member
77 * @which: format type (from enum v4l2_subdev_format_whence)
86 __u32 which; member
101 * @which: format type (from enum v4l2_subdev_format_whence)
113 __u32 which; member
123 * @which: interval type (from enum v4l2_subdev_format_whence)
130 __u32 which; member
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/linux-6.12.1/tools/perf/pmu-events/arch/arm64/arm/cortex-a73/
Dpipeline.json15 "PublicDescription": "Duration for which all slots in the Load-Store Unit are busy",
18 "BriefDescription": "Duration for which all slots in the Load-Store Unit are busy"
21 "PublicDescription": "Duration for which all slots in the load-store issue queue are busy",
24 "BriefDescription": "Duration for which all slots in the load-store issue queue are busy"
27 … "PublicDescription": "Duration for which all slots in the data processing issue queue are busy",
30 … "BriefDescription": "Duration for which all slots in the data processing issue queue are busy"
33 "PublicDescription": "Duration for which all slots in the Data Engine issue queue are busy",
36 "BriefDescription": "Duration for which all slots in the Data Engine issue queue are busy"
/linux-6.12.1/Documentation/arch/x86/
Dmds.rst17 MSBDS leaks Store Buffer Entries which can be speculatively forwarded to a
20 memory address, which can be exploited under certain conditions. Store
23 buffer is repartitioned which can expose data from one thread to the other.
26 L1 miss situations and to hold data which is returned or sent in response
29 deallocated it can retain the stale data of the preceding operations which
30 can then be forwarded to a faulting or assisting load operation, which can
37 contain stale data from a previous operation which can be forwarded to
38 faulting or assisting loads under certain conditions, which again can be
56 - to have a disclosure gadget which exposes the speculatively accessed
59 - to control the pointer through which the disclosure gadget exposes the
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/linux-6.12.1/drivers/md/dm-vdo/
Daction-manager.h14 * as the block map or slab depot). Each action manager is tied to a specific context for which it
18 * action manager from a single thread (which thread is determined when the action manager is
37 * A function which is to be applied asynchronously to a set of zones.
38 * @context: The object which holds the per-zone context for the action
39 * @zone_number: The number of zone to which the action is being applied
46 * A function which is to be applied asynchronously on an action manager's initiator thread as the
48 * @context: The object which holds the per-zone context for the action
54 * A function which will run on the action manager's initiator thread as the conclusion of an
56 * @context: The object which holds the per-zone context for the action
64 * @context: The object which holds the per-zone context for the action
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Drecovery-journal.h24 * The recovery_journal provides a log of all block mapping and reference count changes which have
40 * The journal also contains a set of in-memory blocks which are used to buffer up entries until
43 * has a vio which is used to commit that block to disk. The vio's data is the on-disk
44 * representation of the journal block. In addition each in-memory block has a buffer which is used
52 * committed, the requesting VIO will be attached to the in-memory block to which the caller's
57 * to the block's vio which is then written, automatically waking all of the waiters when it
58 * completes. When the write completes, any entries which accumulated in the block are copied to
71 * the one it references, in which case it increments the count on the earlier journal block and
94 /* The number of logical zones which may hold locks */
96 /* The number of physical zones which may hold locks */
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/linux-6.12.1/Documentation/filesystems/
Dext2.rst49 resuid=n The user ID which may use the reserved blocks.
50 resgid=n The group ID which may use the reserved blocks.
88 which is decided when the filesystem is created. Smaller blocks mean
100 bitmap and the inode usage bitmap which show which blocks and inodes
107 in the same block group as the inode which contains them.
129 and which OS created it.
144 structure contains pointers to the filesystem blocks which contain the
151 There are some reserved fields which are currently unused in the inode
152 structure and several which are overloaded. One field is reserved for the
156 by the HURD to reference the inode of a program which will be used to
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/linux-6.12.1/arch/riscv/kernel/
Dfpu.S108 #define get_f32(which) fmv.x.s a0, which; j 2f argument
109 #define put_f32(which) fmv.s.x which, a1; j 2f argument
111 # define get_f64(which) fmv.x.d a0, which; j 2f argument
112 # define put_f64(which) fmv.d.x which, a1; j 2f argument
114 # define get_f64(which) fsd which, 0(a1); j 2f argument
115 # define put_f64(which) fld which, 0(a1); j 2f argument
217 * a1 = If xlen == 32, pointer which should be loaded with the FP register value
218 * or unused if xlen == 64. In which case the FP register value is returned
/linux-6.12.1/lib/
DKconfig.ubsan26 (regardless of context, locks held, etc), which may destabilize
32 when a UBSAN violation occurs. (Except on arm64 and x86, which
33 will report which Sanitizer failed.) This may make it hard to
43 of flexible arrays, which is comparable to Clang's regular
83 This option enables Clang's -fsanitize=local-bounds which traps
85 of a statically-known size, where an added offset (which may not
93 This option enables -fsanitize=shift which checks for bit-shift
104 This option enables -fsanitize=integer-divide-by-zero which checks
116 This option enables -fsanitize=unreachable which checks for control
127 This option enables -fsanitize=signed-integer-overflow which checks
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/linux-6.12.1/Documentation/security/tpm/
Dtpm-security.rst16 PTT, which is a software TPM running inside a software environment
17 close to the CPU, which are subject to different attacks, but right at
19 hardware TPM, which is the use case discussed here.
25 interposer which is a simple external device that can be installed in
46 which would be an annoying denial of service attack. However, there
56 the PCRs and then send down their own measurements which would
64 on some sort of mechanism for protection which would change over TPM
72 interception which HMAC protection alone cannot protect against, so
80 asymmetric secret must be established which must also be unknown to
82 and storage seeds, which can be used to derive asymmetric keys.
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/linux-6.12.1/Documentation/timers/
Dhighres.rst6 and beyond". The paper is part of the OLS 2006 Proceedings Volume 1, which can
13 The slides contain five figures (pages 2, 15, 18, 20, 22), which illustrate the
37 The main differences to the timer wheel, which holds the armed timer_list type
51 sources, which are registered in the framework and selected on a quality based
53 initializes data structures, which are used by the generic time keeping code to
91 service handler, which is almost inherently hardware dependent.
114 a function pointer in the device description structure, which has to be called
125 The framework adds about 700 lines of code which results in a 2KB increase of
153 which inform hrtimers about availability of new hardware. hrtimers validates
155 switching to high resolution mode. This ensures also that a kernel which is
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