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/linux/tools/testing/selftests/ftrace/test.d/direct/
H A Dftrace-direct.tc3 # description: Test ftrace direct functions against tracers
5 rmmod ftrace-direct ||:
6 if ! modprobe ftrace-direct ; then
7 echo "No ftrace-direct sample module - please make CONFIG_SAMPLE_FTRACE_DIRECT=m"
16 rmmod ftrace-direct
21 # tracer -> direct -> no direct > no tracer
23 modprobe ftrace-direct
24 rmmod ftrace-direct
27 # tracer -> direct -> no tracer > no direct
29 modprobe ftrace-direct
[all …]
H A Dkprobe-direct.tc3 # description: Test ftrace direct functions against kprobes
6 rmmod ftrace-direct ||:
7 if ! modprobe ftrace-direct ; then
8 echo "No ftrace-direct sample module - please build with CONFIG_SAMPLE_FTRACE_DIRECT=m"
17 rmmod ftrace-direct
23 modprobe ftrace-direct
29 rmmod ftrace-direct
44 # probe -> direct -> no direct > no probe
50 # probe -> direct -> no probe > no direct
56 # direct -> probe -> no probe > no direct
[all …]
/linux/tools/testing/selftests/bpf/verifier/
H A Ddirect_value_access.c2 "direct map access, write test 1",
14 "direct map access, write test 2",
26 "direct map access, write test 3",
38 "direct map access, write test 4",
50 "direct map access, write test 5",
62 "direct map access, write test 6",
75 "direct map access, write test 7",
87 "direct map access, write test 8",
99 "direct map access, write test 9",
111 "direct ma
[all...]
/linux/fs/nilfs2/
H A Ddirect.c3 * NILFS direct block pointer.
13 #include "direct.h"
17 static inline __le64 *nilfs_direct_dptrs(const struct nilfs_bmap *direct) in nilfs_direct_dptrs() argument
20 ((struct nilfs_direct_node *)direct->b_u.u_data + 1); in nilfs_direct_dptrs()
24 nilfs_direct_get_ptr(const struct nilfs_bmap *direct, __u64 key) in nilfs_direct_get_ptr() argument
26 return le64_to_cpu(*(nilfs_direct_dptrs(direct) + key)); in nilfs_direct_get_ptr()
29 static inline void nilfs_direct_set_ptr(struct nilfs_bmap *direct, in nilfs_direct_set_ptr() argument
32 *(nilfs_direct_dptrs(direct) + key) = cpu_to_le64(ptr); in nilfs_direct_set_ptr()
35 static int nilfs_direct_lookup(const struct nilfs_bmap *direct, in nilfs_direct_lookup() argument
42 ptr = nilfs_direct_get_ptr(direct, ke in nilfs_direct_lookup()
50 nilfs_direct_lookup_contig(const struct nilfs_bmap * direct,__u64 key,__u64 * ptrp,unsigned int maxblocks) nilfs_direct_lookup_contig() argument
98 nilfs_direct_find_target_v(const struct nilfs_bmap * direct,__u64 key) nilfs_direct_find_target_v() argument
169 nilfs_direct_seek_key(const struct nilfs_bmap * direct,__u64 start,__u64 * keyp) nilfs_direct_seek_key() argument
184 nilfs_direct_last_key(const struct nilfs_bmap * direct,__u64 * keyp) nilfs_direct_last_key() argument
207 nilfs_direct_gather_data(struct nilfs_bmap * direct,__u64 * keys,__u64 * ptrs,int nitems) nilfs_direct_gather_data() argument
295 nilfs_direct_assign_v(struct nilfs_bmap * direct,__u64 key,__u64 ptr,struct buffer_head ** bh,sector_t blocknr,union nilfs_binfo * binfo) nilfs_direct_assign_v() argument
315 nilfs_direct_assign_p(struct nilfs_bmap * direct,__u64 key,__u64 ptr,struct buffer_head ** bh,sector_t blocknr,union nilfs_binfo * binfo) nilfs_direct_assign_p() argument
[all...]
/linux/Documentation/devicetree/bindings/input/
H A Dpxa27x-keypad.txt9 is debounce interval for direct key and bit[15:0] is debounce
15 Optional Properties for Direct Keyes
16 - marvell,direct-key-count : How many direct keyes are used.
17 - marvell,direct-key-mask : The mask indicates which keyes
18 are used. If bit[X] of the mask is set, the direct key X
20 - marvell,direct-key-low-active : Direct key status register
21 tells the level of pins that connects to the direct keyes.
24 - marvell,direct-key-map : It is a u16 array. Each item indicates
25 the linux key-code for the direct key.
57 marvell,direct-key-count = <1>;
[all …]
/linux/Documentation/filesystems/smb/
H A Dsmbdirect.rst4 SMB Direct - SMB3 over RDMA
12 The Linux SMB kernel client supports SMB Direct, which is a transport
13 scheme for SMB3 that uses RDMA (Remote Direct Memory Access) to provide
16 SMB Direct on the Linux SMB client can be tested against KSMBD - a
25 - Install a kernel with SMB Direct support. The first kernel release to
26 support SMB Direct on both the client and server side is 5.15. Therefore,
54 - Enable SMB Direct support for both the server and the client in the kernel
63 [*] Support for SMB Direct protocol
71 [*] SMB Direct support
73 - Build and install the kernel. SMB Direct support will be enabled in the
[all …]
/linux/drivers/hwmon/pmbus/
H A Dmax34440.c271 data->info.format[PSC_VOLTAGE_IN] = direct; in max34451_set_supported_funcs()
272 data->info.format[PSC_CURRENT_IN] = direct; in max34451_set_supported_funcs()
335 .format[PSC_VOLTAGE_IN] = direct,
336 .format[PSC_VOLTAGE_OUT] = direct,
337 .format[PSC_CURRENT_IN] = direct,
338 .format[PSC_CURRENT_OUT] = direct,
339 .format[PSC_TEMPERATURE] = direct,
370 .format[PSC_VOLTAGE_IN] = direct,
371 .format[PSC_VOLTAGE_OUT] = direct,
372 .format[PSC_CURRENT_IN] = direct,
[all …]
H A Dpli1209bc.c31 /* PMBUS_READ_POUT uses a direct format with R=0 */ in pli1209bc_read_word_data()
71 .format[PSC_VOLTAGE_IN] = direct,
72 .format[PSC_VOLTAGE_OUT] = direct,
73 .format[PSC_CURRENT_IN] = direct,
74 .format[PSC_CURRENT_OUT] = direct,
75 .format[PSC_POWER] = direct,
76 .format[PSC_TEMPERATURE] = direct,
H A Dmp5023.c14 .format[PSC_VOLTAGE_IN] = direct,
15 .format[PSC_VOLTAGE_OUT] = direct,
16 .format[PSC_CURRENT_OUT] = direct,
17 .format[PSC_POWER] = direct,
18 .format[PSC_TEMPERATURE] = direct,
/linux/drivers/scsi/mpt3sas/
H A Dmpt3sas_warpdrive.c31 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
50 * _warpdrive_disable_ddio - Disable direct I/O for all the volumes
109 * mpt3sas_init_warpdrive_properties - Set properties for warpdrive direct I/O.
130 ioc_info(ioc, "WarpDrive : Direct IO is disabled globally as drives are exposed\n"); in mpt3sas_init_warpdrive_properties()
135 ioc_info(ioc, "WarpDrive : Direct IO is disabled globally as number of drives > 1\n"); in mpt3sas_init_warpdrive_properties()
140 ioc_info(ioc, "WarpDrive : Direct IO is disabled Failure in computing number of drives\n"); in mpt3sas_init_warpdrive_properties()
147 ioc_info(ioc, "WarpDrive : Direct IO is disabled Memory allocation failure for RVPG0\n"); in mpt3sas_init_warpdrive_properties()
153 ioc_info(ioc, "WarpDrive : Direct IO is disabled Failure in retrieving RVPG0\n"); in mpt3sas_init_warpdrive_properties()
160 * assumed for WARPDRIVE, disable direct I/O in mpt3sas_init_warpdrive_properties()
163 …ioc_warn(ioc, "WarpDrive : Direct IO is disabled for the drive with handle(0x%04x): num_mem=%d, ma… in mpt3sas_init_warpdrive_properties()
[all …]
/linux/Documentation/filesystems/nfs/
H A Dnfsd-io-modes.rst12 to override that default to use either DONTCACHE or DIRECT IO modes.
48 the benefits of using DIRECT IO without any of the strict alignment
49 requirements that DIRECT IO imposes. To achieve this buffered IO is used
71 NFSD DIRECT
74 DIRECT IO doesn't make use of the page cache, as such it is able to
80 system memory. The pathological worst-case workload that NFSD DIRECT has
83 The reason for such improvement is NFSD DIRECT eliminates a lot of work
86 using NFSD DIRECT, kswapd and kcompactd are no longer commanding CPU
90 The performance win associated with using NFSD DIRECT was previously
96 - NFSD DIRECT can significantly reduce memory requirements
[all …]
/linux/drivers/net/ethernet/intel/i40e/
H A Di40e_adminq_cmd.h221 * - no suffix for direct command descriptor structures
224 * - _completion for direct return data
246 /* Get version (direct 0x0001) */
256 /* Queue Shutdown (direct 0x0003) */
265 /* Set PF context (0x0004, direct) */
273 /* Set CPPM Configuration (direct 0x0103) */
364 /* Clear PXE Command and response (direct 0x0110) */
453 /* Add Statistics (direct 0x0201)
454 * Remove Statistics (direct 0x0202)
465 /* Set Port Parameters command (direct 0x0203) */
[all …]
/linux/arch/s390/mm/
H A Dvmem.c169 unsigned long end, bool add, bool direct, in modify_pte_table() argument
182 if (!direct) in modify_pte_table()
186 if (!direct) { in modify_pte_table()
202 if (direct) in modify_pte_table()
224 unsigned long end, bool add, bool direct, in modify_pmd_table() argument
242 if (!direct) in modify_pmd_table()
246 } else if (!direct && vmemmap_unuse_sub_pmd(addr, next)) { in modify_pmd_table()
255 cpu_has_edat1() && direct && in modify_pmd_table()
260 } else if (!direct && cpu_has_edat1()) { in modify_pmd_table()
285 if (!direct) in modify_pmd_table()
[all …]
/linux/Documentation/devicetree/bindings/spi/
H A Dmarvell,orion-spi.yaml39 - description: CS0 MBUS target/attribute registers for direct mode
40 - description: CS1 MBUS target/attribute registers for direct mode
41 - description: CS2 MBUS target/attribute registers for direct mode
42 - description: CS3 MBUS target/attribute registers for direct mode
43 - description: CS4 MBUS target/attribute registers for direct mode
44 - description: CS5 MBUS target/attribute registers for direct mode
45 - description: CS6 MBUS target/attribute registers for direct mode
46 - description: CS7 MBUS target/attribute registers for direct mode
/linux/tools/testing/selftests/bpf/progs/
H A Dverifier_direct_packet_access.c26 __description("direct packet access: test1")
46 __description("direct packet access: test2")
81 __description("direct packet access: test3")
96 __description("direct packet access: test4 (write)")
116 __description("direct packet access: test5 (pkt_end >= reg, good access)")
138 __description("direct packet access: test6 (pkt_end >= reg, bad access)")
160 __description("direct packet access: test7 (pkt_end >= reg, both accesses)")
183 __description("direct packet access: test8 (double test, variant 1)")
207 __description("direct packet access: test9 (double test, variant 2)")
231 __description("direct packe
[all...]
/linux/arch/arm/mach-lpc32xx/
H A Dpm.c15 * direct-run, and halt modes. When switching between halt and run modes,
16 * the CPU transistions through direct-run mode. For Linux, direct-run
25 * Direct-run mode:
36 * wake the system up back into direct-run mode.
41 * SDRAM will still be accessible in direct-run mode. In DDR based systems,
42 * a transition to direct-run mode will stop all DDR accesses (no clocks).
52 * Enter direct-run mode
56 * System enters direct-run mode when an enabled event occurs
/linux/drivers/net/ethernet/mellanox/mlx5/core/steering/hws/
H A Dmlx5hws.h250 * mlx5hws_context_open - Open a context used for direct rule insertion
263 * mlx5hws_context_close - Close a context used for direct hardware steering.
284 * mlx5hws_table_create - Create a new direct rule table.
297 * mlx5hws_table_destroy - Destroy direct rule table.
375 * mlx5hws_matcher_create - Create a new direct rule matcher.
401 * mlx5hws_matcher_destroy - Destroy a direct rule matcher.
410 * mlx5hws_matcher_attach_at - Attach a new action template to a direct rule matcher.
526 * mlx5hws_action_create_dest_drop - Create a direct rule drop action.
538 * mlx5hws_action_create_default_miss - Create a direct rule default miss action.
551 * mlx5hws_action_create_dest_table - Create direct rule goto table action.
[all …]
/linux/tools/perf/tests/shell/
H A Drecord_offcpu.sh97 # task blocks longer than the --off-cpu-thresh, perf should collect a direct sample
101 # collect direct off-cpu samples for tasks blocked for more than 999ms
108 # direct sample's timestamp should be lower than the dummy_timestamp of the at-the-end sample
109 # check if a direct sample exists
112 echo "${test_above_thresh} [Failed missing direct samples]"
116 # there should only be one direct sample, and its period should be higher than off-cpu-thresh
131 # collect direct off-cpu samples for tasks blocked for more than 1.2s
145 # plus there shouldn't be any direct samples
148 echo "${test_below_thresh} [Failed direct samples are found when they shouldn't be]"
/linux/samples/ftrace/
H A DMakefile3 obj-$(CONFIG_SAMPLE_FTRACE_DIRECT) += ftrace-direct.o
4 obj-$(CONFIG_SAMPLE_FTRACE_DIRECT) += ftrace-direct-too.o
5 obj-$(CONFIG_SAMPLE_FTRACE_DIRECT) += ftrace-direct-modify.o
6 obj-$(CONFIG_SAMPLE_FTRACE_DIRECT_MULTI) += ftrace-direct-multi.o
7 obj-$(CONFIG_SAMPLE_FTRACE_DIRECT_MULTI) += ftrace-direct-multi-modify.o
/linux/include/xen/interface/
H A Dfeatures.h15 * update them via direct writes.
21 * tables, and can update them via direct writes.
87 * A direct-mapped (or 1:1 mapped) domain is a domain for which its
88 * local pages have gfn == mfn. If a domain is direct-mapped,
93 * - not auto_translated domains (x86 only) are always direct-mapped
94 * - on x86, auto_translated domains are not direct-mapped
95 * - on ARM, Dom0 is direct-mapped, DomUs are not
/linux/arch/s390/kernel/
H A Dmachine_kexec_reloc.c11 case R_390_8: /* Direct 8 bit. */ in arch_kexec_do_relocs()
14 case R_390_12: /* Direct 12 bit. */ in arch_kexec_do_relocs()
18 case R_390_16: /* Direct 16 bit. */ in arch_kexec_do_relocs()
21 case R_390_20: /* Direct 20 bit. */ in arch_kexec_do_relocs()
26 case R_390_32: /* Direct 32 bit. */ in arch_kexec_do_relocs()
29 case R_390_64: /* Direct 64 bit. */ in arch_kexec_do_relocs()
/linux/fs/nfs/
H A Dio.c22 * that we block all direct I/O.
27 * execute in parallel, thanks to the shared lock, whereas direct I/O
75 * that we block all direct I/O.
113 * nfs_start_io_direct - declare the file is being used for direct i/o
116 * Declare that a direct I/O operation is about to start, and ensure
121 * In practice, this means that direct I/O operations are allowed to
153 * nfs_end_io_direct - declare that the direct i/o operation is done
156 * Declare that a direct I/O operation is done, and release the shared
/linux/fs/netfs/
H A Dlocking.c16 * Waits for all pending direct I/O requests to finish so that we can
45 * that we block all direct I/O.
50 * execute in parallel, thanks to the shared lock, whereas direct I/O
99 * that we block all direct I/O.
152 * netfs_start_io_direct - declare the file is being used for direct i/o
155 * Declare that a direct I/O operation is about to start, and ensure
160 * In practice, this means that direct I/O operations are allowed to
194 * netfs_end_io_direct - declare that the direct i/o operation is done
197 * Declare that a direct I/O operation is done, and release the shared
/linux/fs/ceph/
H A Dio.c48 * that we block all direct I/O.
53 * execute in parallel, thanks to the shared lock, whereas direct I/O
108 * that we block all direct I/O.
156 * ceph_start_io_direct - declare the file is being used for direct i/o
159 * Declare that a direct I/O operation is about to start, and ensure
164 * In practice, this means that direct I/O operations are allowed to
203 * ceph_end_io_direct - declare that the direct i/o operation is done
206 * Declare that a direct I/O operation is done, and release the shared
/linux/drivers/staging/iio/frequency/
H A DKconfig3 # Direct Digital Synthesis drivers
5 menu "Direct Digital Synthesis"
12 AD9832 and AD9835, provides direct access via sysfs.
22 AD9833, AD9834, AD9837 and AD9838, provides direct access via sysfs.

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