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/linux-6.12.1/Documentation/devicetree/bindings/dma/ti/
Dk3-bcdma.yaml146 - description: RX Channel Realtime Registers region
147 - description: Ring Realtime Registers region
169 - description: Block Copy Channel Realtime Registers region
170 - description: RX Channel Realtime Registers region
171 - description: TX Channel Realtime Registers region
172 - description: Ring Realtime Registers region
207 - description: RX Channel Realtime Registers region
208 - description: TX Channel Realtime Registers region
209 - description: Ring Realtime Registers region
Dk3-pktdma.yaml51 - description: RX Channel Realtime Registers region
52 - description: TX Channel Realtime Registers region
53 - description: Ring Realtime Registers region
/linux-6.12.1/tools/testing/selftests/futex/functional/
Dfutex_wait_timeout.c150 test_timeout(res, &ret, "futex_wait_bitset realtime", ETIMEDOUT); in main()
162 test_timeout(res, &ret, "futex_wait_requeue_pi realtime", ETIMEDOUT); in main()
175 * Due to historical reasons, FUTEX_LOCK_PI supports only realtime in main()
179 * interpreted as a realtime clock, and (unless you mess your machine's in main()
181 * smaller than realtime and the syscall will timeout immediately. in main()
186 test_timeout(res, &ret, "futex_lock_pi realtime", ETIMEDOUT); in main()
202 test_timeout(res, &ret, "futex_waitv realtime", ETIMEDOUT); in main()
/linux-6.12.1/include/linux/
Dtimekeeping.h152 * ktime_mono_to_real - Convert monotonic time to clock realtime
155 * Returns: time converted to realtime clock
265 * @real: Realtime timestamp
277 * @real: Realtime system time
296 * @sys_realtime: Realtime simultaneous with device time
337 * Simultaneously snapshot realtime and monotonic raw clocks
341 /* NMI safe mono/boot/realtime timestamps */
Dtimekeeper_internal.h23 * @base_real: Nanoseconds base value for clock REALTIME readout
32 * realtime from any context.
52 * @offs_real: Offset clock monotonic -> clock realtime
/linux-6.12.1/fs/xfs/
Dxfs_ioctl32.h147 __u32 rtextsize; /* realtime extent size */
155 __u64 rtblocks; /* fsblocks in realtime subvol */
156 __u64 rtextents; /* rt extents in realtime subvol*/
164 __u32 rtsectsize; /* realtime sector size, bytes */
184 __u64 newblocks; /* new realtime size, fsblocks */
185 __u32 extsize; /* new realtime extent size, fsblocks */
DKconfig106 bool "XFS Realtime subvolume support"
110 which contain a realtime subvolume. The realtime subvolume is a
117 to applications via the inherit-realtime directory inode flag.
Dxfs_rtalloc.h16 * Initialize realtime fields in the mount structure.
34 * Grow the realtime area of the filesystem.
Dxfs_rtalloc.c478 * we found in the realtime summary. in xfs_rtallocate_extent_near()
865 * Grow the realtime area of the filesystem.
876 xfs_rtxnum_t nrextents; /* new number of realtime extents */ in xfs_growfs_rt()
912 /* Unsupported realtime features. */ in xfs_growfs_rt()
1015 * Initialize realtime fields in the mount structure.
1031 "Filesystem has a realtime volume, use rtdev=device option"); in xfs_rtmount_init()
1039 * Check that the realtime section is an ok size. in xfs_rtmount_init()
1043 xfs_warn(mp, "realtime mount -- %llu != %llu", in xfs_rtmount_init()
1052 xfs_warn(mp, "realtime device size check failed"); in xfs_rtmount_init()
1073 * Reinitialize the number of free realtime extents from the realtime bitmap.
[all …]
/linux-6.12.1/sound/core/seq/oss/
Dseq_oss_timer.c43 rec->realtime = 0; in snd_seq_oss_timer_new()
81 rec->realtime = 0; in snd_seq_oss_process_timer_event()
85 rec->realtime = 1; in snd_seq_oss_process_timer_event()
87 rec->realtime = 0; in snd_seq_oss_process_timer_event()
103 rec->realtime = 0; in snd_seq_oss_process_timer_event()
/linux-6.12.1/fs/xfs/scrub/
Drtsummary.c30 * Realtime Summary
33 * We check the realtime summary by scanning the realtime bitmap file to create
65 descr = xchk_xfile_descr(sc, "realtime summary file"); in xchk_setup_rtsummary()
201 /* Compute the realtime summary from the realtime bitmap. */
296 /* Scrub the realtime summary. */
Drtbitmap.c24 /* Set us up with the realtime metadata locked. */
71 /* Realtime bitmap. */
73 /* Scrub a free extent record from the realtime bitmap. */
137 /* Scrub the realtime bitmap. */
Drtbitmap_repair.c26 /* Set up to repair the realtime bitmap file metadata. */
49 * Make sure that the given range of the data fork of the realtime file is
156 /* Repair the realtime bitmap file metadata. */
/linux-6.12.1/drivers/dma/
Dste_dma40.h82 * @realtime: true if realtime mode is to be enabled. Only available on DMA40
99 bool realtime; member
/linux-6.12.1/fs/xfs/libxfs/
Dxfs_fs.h115 __u32 rtextsize; /* realtime extent size */
123 __u64 rtblocks; /* fsblocks in realtime subvol */
124 __u64 rtextents; /* rt extents in realtime subvol*/
132 __u32 rtsectsize; /* realtime sector size, bytes */
141 __u32 rtextsize; /* realtime extent size */
149 __u64 rtblocks; /* fsblocks in realtime subvol */
150 __u64 rtextents; /* rt extents in realtime subvol*/
158 __u32 rtsectsize; /* realtime sector size, bytes */
168 __u32 rtextsize; /* realtime extent size */
176 __u64 rtblocks; /* fsblocks in realtime subvol */
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Dxfs_trans_resv.h44 struct xfs_trans_res tr_growrtalloc; /* grow realtime allocations */
45 struct xfs_trans_res tr_growrtzero; /* grow realtime zeroing */
46 struct xfs_trans_res tr_growrtfree; /* grow realtime freeing */
Dxfs_types.c138 * Verify that an realtime block number pointer doesn't point off the
139 * end of the realtime device.
149 /* Verify that a realtime device extent is fully contained inside the volume. */
Dxfs_rtbitmap.h42 /* Compute the misalignment between an extent length and a realtime extent .*/
263 * Functions for walking free space rtextents in the realtime bitmap.
304 * Free an extent in the realtime subvolume. Length is expressed in
305 * realtime extents, as is the block number.
Dxfs_trans_resv.c214 * allocating a realtime extent. We have to be able to log as many rtbitmap
215 * blocks as needed to mark inuse XFS_BMBT_MAX_EXTLEN blocks' worth of realtime
216 * extents, as well as the realtime summary block.
281 * Or, if we're writing to a realtime file (t2):
286 * the realtime bitmap: ((XFS_BMBT_MAX_EXTLEN / rtextsize) / NBBY) bytes
287 * the realtime summary: 1 block
329 * realtime when the reservations were established, so no adjustment to in xfs_calc_write_reservation()
365 * Or, if it's a realtime file (t3):
369 * the realtime bitmap:
371 * the realtime summary: 2 exts * 1 block
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/linux-6.12.1/Documentation/tools/rtla/
Dindex.rst4 The realtime Linux analysis tool
7 RTLA provides a set of tools for the analysis of the kernel's realtime
/linux-6.12.1/drivers/hte/
DKconfig8 timestamp certain device lines/signals in realtime. It comes with a
25 lines for timestamping in realtime.
/linux-6.12.1/tools/testing/selftests/kvm/x86_64/
Dkvm_clock_test.c97 data.realtime = ts.tv_sec * NSEC_PER_SEC; in setup_clock()
98 data.realtime += ts.tv_nsec; in setup_clock()
99 data.realtime += test_case->realtime_offset; in setup_clock()
/linux-6.12.1/Documentation/block/
Dioprio.rst20 IOPRIO_CLASS_RT: This is the realtime io class. This scheduling class is given
58 will change pid 100 to run at the realtime scheduling class, at priority 2.
111 const char *to_prio[] = { "none", "realtime", "best-effort", "idle", };
/linux-6.12.1/include/trace/events/
Dalarmtimer.h18 { 1 << ALARM_REALTIME, "REALTIME" }, \
20 { 1 << ALARM_REALTIME_FREEZER, "REALTIME Freezer" }, \
/linux-6.12.1/drivers/platform/x86/
Dmsi-ec.h76 int rt_fan_speed_address; // realtime
86 int rt_fan_speed_address; // realtime

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