| /linux/net/ipv6/ila/ |
| H A D | ila_common.c | 44 __wsum diff, fval; in ila_csum_do_neutral_fmt() local
46 diff = get_csum_diff_iaddr(iaddr, p); in ila_csum_do_neutral_fmt()
51 diff = csum_add(diff, fval); in ila_csum_do_neutral_fmt()
53 *adjust = ~csum_fold(csum_add(diff, csum_unfold(*adjust))); in ila_csum_do_neutral_fmt()
67 __wsum diff; in ila_csum_do_neutral_nofmt() local
69 diff = get_csum_diff_iaddr(iaddr, p); in ila_csum_do_neutral_nofmt()
71 *adjust = ~csum_fold(csum_add(diff, csum_unfold(*adjust))); in ila_csum_do_neutral_nofmt()
79 __wsum diff; in ila_csum_adjust_transport() local
87 diff = get_csum_diff(ip6h, p); in ila_csum_adjust_transport()
89 diff, true, true); in ila_csum_adjust_transport()
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| /linux/arch/x86/math-emu/ |
| H A D | reg_add_sub.c | 45 int diff, tag, expa, expb; in FPU_add() local
59 diff = expa - expb; in FPU_add()
60 if (!diff) { in FPU_add()
61 diff = a->sigh - b->sigh; /* This works only if the ms bits in FPU_add()
63 if (!diff) { in FPU_add()
64 diff = a->sigl > b->sigl; in FPU_add()
65 if (!diff) in FPU_add()
66 diff = -(a->sigl < b->sigl); in FPU_add()
70 if (diff > 0) { in FPU_add()
74 } else if (diff < 0) { in FPU_add()
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| /linux/tools/perf/bench/ |
| H A D | uprobe.c | 112 static int bench_uprobe_format__default_fprintf(const char *name, const char *unit, u64 diff, FILE *fp) in bench_uprobe_format__default_fprintf()
115 s64 diff_to_baseline = diff - baseline, in bench_uprobe_format__default_fprintf()
116 diff_to_previous = diff - previous; in bench_uprobe_format__default_fprintf()
119 printed += fprintf(fp, " %14s: %'" PRIu64 " %ss", "Total time", diff, unit); in bench_uprobe_format__default_fprintf()
128 printed += fprintf(fp, "\n\n %'.3f %ss/op", (double)diff / (double)loops, unit); in bench_uprobe_format__default_fprintf()
136 baseline = diff; in bench_uprobe_format__default_fprintf()
141 previous = diff;
150 u64 diff; in bench_uprobe()
166 diff = end.tv_sec * NSEC_PER_SEC + end.tv_nsec - (start.tv_sec * NSEC_PER_SEC + start.tv_nsec); in bench_uprobe()
167 diff / in bench_uprobe()
108 bench_uprobe_format__default_fprintf(const char * name,const char * unit,u64 diff,FILE * fp) bench_uprobe_format__default_fprintf() argument
146 u64 diff; bench_uprobe() local
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| H A D | breakpoint.c | 118 struct timeval start, stop, diff; in bench_breakpoint_thread() local
148 timersub(&stop, &start, &diff); in bench_breakpoint_thread()
158 (long)diff.tv_sec, (long)(diff.tv_usec / USEC_PER_MSEC)); in bench_breakpoint_thread()
159 result_usec = diff.tv_sec * USEC_PER_SEC + diff.tv_usec; in bench_breakpoint_thread()
167 printf("%lu.%03lu\n", (long)diff.tv_sec, (long)(diff.tv_usec / USEC_PER_MSEC)); in bench_breakpoint_thread()
204 struct timeval start, stop, diff; in bench_breakpoint_enable() local
238 timersub(&stop, &start, &diff); in bench_breakpoint_enable()
250 (long)diff.tv_sec, (long)(diff.tv_usec / USEC_PER_MSEC)); in bench_breakpoint_enable()
251 result_usec = diff.tv_sec * USEC_PER_SEC + diff.tv_usec; in bench_breakpoint_enable()
255 printf("%lu.%03lu\n", (long)diff.tv_sec, (long)(diff.tv_usec / USEC_PER_MSEC)); in bench_breakpoint_enable()
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| H A D | syscall.c | 77 struct timeval start, stop, diff; in bench_syscall_common()
117 timersub(&stop, &start, &diff); in bench_syscall_common()
140 result_usec = diff.tv_sec * 1000000; in bench_syscall_common()
141 result_usec += diff.tv_usec; in bench_syscall_common()
144 (unsigned long) diff.tv_sec, in bench_syscall_common()
145 (unsigned long) (diff.tv_usec/1000)); in bench_syscall_common()
156 (unsigned long) diff.tv_sec, in bench_syscall_common()
157 (unsigned long) (diff.tv_usec / 1000)); in bench_syscall_common()
78 struct timeval start, stop, diff; bench_syscall_common() local
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| H A D | sched-seccomp-notify.c | 97 struct timeval start, stop, diff; in bench_sched_seccomp_notify() local
143 timersub(&stop, &start, &diff); in bench_sched_seccomp_notify()
150 result_usec = diff.tv_sec * USEC_PER_SEC; in bench_sched_seccomp_notify()
151 result_usec += diff.tv_usec; in bench_sched_seccomp_notify()
154 (unsigned long) diff.tv_sec, in bench_sched_seccomp_notify()
155 (unsigned long) (diff.tv_usec / USEC_PER_MSEC)); in bench_sched_seccomp_notify()
166 (unsigned long) diff.tv_sec, in bench_sched_seccomp_notify()
167 (unsigned long) (diff.tv_usec / USEC_PER_MSEC)); in bench_sched_seccomp_notify()
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| H A D | find-bit-bench.c | 58 struct timeval start, end, diff; in do_for_each_set_bit() local
86 timersub(&end, &start, &diff); in do_for_each_set_bit()
87 runtime_us = diff.tv_sec * USEC_PER_SEC + diff.tv_usec; in do_for_each_set_bit()
102 timersub(&end, &start, &diff); in do_for_each_set_bit()
103 runtime_us = diff.tv_sec * USEC_PER_SEC + diff.tv_usec; in do_for_each_set_bit()
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| /linux/drivers/gpu/drm/ |
| H A D | drm_rect.c | 94 int diff; in drm_rect_clip_scaled() local
96 diff = clip->x1 - dst->x1; in drm_rect_clip_scaled()
97 if (diff > 0) { in drm_rect_clip_scaled()
99 drm_rect_width(dst), &diff); in drm_rect_clip_scaled()
102 dst->x1 += diff; in drm_rect_clip_scaled()
104 diff = clip->y1 - dst->y1; in drm_rect_clip_scaled()
105 if (diff > 0) { in drm_rect_clip_scaled()
107 drm_rect_height(dst), &diff); in drm_rect_clip_scaled()
110 dst->y1 += diff; in drm_rect_clip_scaled()
112 diff = dst->x2 - clip->x2; in drm_rect_clip_scaled()
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| /linux/net/xfrm/ |
| H A D | xfrm_replay.c | 124 u32 diff; in xfrm_replay_check_legacy() local
136 diff = x->replay.seq - seq; in xfrm_replay_check_legacy()
137 if (diff >= x->props.replay_window) { in xfrm_replay_check_legacy()
142 if (x->replay.bitmap & (1U << diff)) { in xfrm_replay_check_legacy()
158 u32 diff, seq; in xfrm_replay_advance() local
174 diff = seq - x->replay.seq; in xfrm_replay_advance()
175 if (diff < x->props.replay_window) in xfrm_replay_advance()
176 x->replay.bitmap = ((x->replay.bitmap) << diff) | 1; in xfrm_replay_advance()
181 diff = x->replay.seq - seq; in xfrm_replay_advance()
182 x->replay.bitmap |= (1U << diff); in xfrm_replay_advance()
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| /linux/tools/perf/scripts/python/ |
| H A D | powerpc-hcalls.py | 176 diff = nsecs(sec, nsec) - d_enter[cpu][opcode]
179 output[opcode]['time'] += diff
181 if (output[opcode]['min'] > diff):
182 output[opcode]['min'] = diff
183 if (output[opcode]['max'] < diff):
184 output[opcode]['max'] = diff
187 'time': diff,
189 'min': diff,
190 'max': diff,
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| /linux/tools/testing/selftests/vDSO/ |
| H A D | vdso_test_getrandom.c | 178 struct timespec start, end, diff; in bench_single() local
183 timespecsub(&end, &start, &diff); in bench_single()
184 printf(" vdso: %u times in %lu.%09lu seconds\n", TRIALS, diff.tv_sec, diff.tv_nsec); in bench_single()
189 timespecsub(&end, &start, &diff); in bench_single()
190 printf(" libc: %u times in %lu.%09lu seconds\n", TRIALS, diff.tv_sec, diff.tv_nsec); in bench_single()
195 timespecsub(&end, &start, &diff); in bench_single()
196 printf("syscall: %u times in %lu.%09lu seconds\n", TRIALS, diff.tv_sec, diff.tv_nsec); in bench_single()
201 struct timespec start, end, diff; in bench_multi() local
210 timespecsub(&end, &start, &diff); in bench_multi()
211 …printf(" vdso: %u x %u times in %lu.%09lu seconds\n", TRIALS, THREADS, diff.tv_sec, diff.tv_nsec… in bench_multi()
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| /linux/fs/hfs/ |
| H A D | sysdep.c | 20 int diff; in hfs_revalidate_dentry() local
30 diff = sys_tz.tz_minuteswest * 60 - HFS_I(inode)->tz_secondswest; in hfs_revalidate_dentry()
31 if (diff) { in hfs_revalidate_dentry()
34 inode_set_ctime(inode, ts.tv_sec + diff, ts.tv_nsec); in hfs_revalidate_dentry()
36 inode_set_atime(inode, ts.tv_sec + diff, ts.tv_nsec); in hfs_revalidate_dentry()
38 inode_set_mtime(inode, ts.tv_sec + diff, ts.tv_nsec); in hfs_revalidate_dentry()
39 HFS_I(inode)->tz_secondswest += diff; in hfs_revalidate_dentry()
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| /linux/drivers/iio/adc/ |
| H A D | ad7380.c | 320 #define _AD7380_CHANNEL(index, bits, diff, sign, gain) { \ argument
324 ((diff) ? 0 : BIT(IIO_CHAN_INFO_OFFSET)), \
330 .differential = (diff), \
331 .channel = (diff) ? (2 * (index)) : (index), \
332 .channel2 = (diff) ? (2 * (index) + 1) : 0, \
341 #define _AD7380_OFFLOAD_CHANNEL(index, bits, diff, sign, gain) { \ argument
345 ((diff) ? 0 : BIT(IIO_CHAN_INFO_OFFSET)), \
353 .differential = (diff), \
354 .channel = (diff) ? (2 * (index)) : (index), \
355 .channel2 = (diff) ? (2 * (index) + 1) : 0, \
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| /linux/include/sound/ |
| H A D | pcm-indirect.h | 40 snd_pcm_sframes_t diff = appl_ptr - rec->appl_ptr; in snd_pcm_indirect_playback_transfer() local
43 if (diff) { in snd_pcm_indirect_playback_transfer()
44 if (diff < -(snd_pcm_sframes_t) (runtime->boundary / 2)) in snd_pcm_indirect_playback_transfer()
45 diff += runtime->boundary; in snd_pcm_indirect_playback_transfer()
46 if (diff < 0) in snd_pcm_indirect_playback_transfer()
48 rec->sw_ready += (int)frames_to_bytes(runtime, diff); in snd_pcm_indirect_playback_transfer()
114 snd_pcm_sframes_t diff = appl_ptr - rec->appl_ptr; in snd_pcm_indirect_capture_transfer() local
116 if (diff) { in snd_pcm_indirect_capture_transfer()
117 if (diff < -(snd_pcm_sframes_t) (runtime->boundary / 2)) in snd_pcm_indirect_capture_transfer()
118 diff += runtime->boundary; in snd_pcm_indirect_capture_transfer()
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| /linux/tools/perf/util/bpf_skel/ |
| H A D | bpf_prog_profiler.bpf.c | 55 struct bpf_perf_event_value *before, diff; in fexit_update_maps() local
63 diff.counter = after->counter - before->counter; in fexit_update_maps()
64 diff.enabled = after->enabled - before->enabled; in fexit_update_maps()
65 diff.running = after->running - before->running; in fexit_update_maps()
69 accum->counter += diff.counter; in fexit_update_maps()
70 accum->enabled += diff.enabled; in fexit_update_maps()
71 accum->running += diff.running; in fexit_update_maps()
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| /linux/drivers/net/fddi/skfp/ |
| H A D | hwt.c | 221 long diff ; in hwt_wait_time() local
236 diff = (long)(start - hwt_quick_read(smc)) ; in hwt_wait_time()
237 if (diff < 0) { in hwt_wait_time()
238 diff += interval ; in hwt_wait_time()
240 } while (diff <= duration) ; in hwt_wait_time()
243 diff = interval ; in hwt_wait_time()
248 diff += interval ; in hwt_wait_time()
257 } while (diff <= duration) ; in hwt_wait_time()
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| /linux/tools/perf/ |
| H A D | builtin-diff.c | 285 pair->diff.period_ratio_delta = new_percent - old_percent; in compute_delta()
286 pair->diff.computed = true; in compute_delta()
287 return pair->diff.period_ratio_delta; in compute_delta()
295 pair->diff.computed = true; in compute_ratio()
296 pair->diff.period_ratio = new_period / old_period; in compute_ratio()
297 return pair->diff.period_ratio; in compute_ratio()
305 pair->diff.computed = true; in compute_wdiff()
306 pair->diff.wdiff = new_period * compute_wdiff_w2 - in compute_wdiff()
309 return pair->diff.wdiff; in compute_wdiff()
560 l = llabs(left->diff.cycles); in block_cycles_diff_cmp()
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| /linux/net/batman-adv/ |
| H A D | bitarray.h | 30 s32 diff; in batadv_test_bit() local
32 diff = last_seqno - curr_seqno; in batadv_test_bit()
33 if (diff < 0 || diff >= BATADV_TQ_LOCAL_WINDOW_SIZE) in batadv_test_bit()
35 return test_bit(diff, seq_bits) != 0; in batadv_test_bit()
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| /linux/drivers/net/ethernet/broadcom/bnx2x/ |
| H A D | bnx2x_stats.h | 396 DIFF_64(diff.hi, new->s##_hi, pstats->mac_stx[0].t##_hi, \
397 diff.lo, new->s##_lo, pstats->mac_stx[0].t##_lo); \
400 ADD_64(pstats->mac_stx[1].t##_hi, diff.hi, \
401 pstats->mac_stx[1].t##_lo, diff.lo); \
406 DIFF_64(diff.hi, new->s##_hi, old->s##_hi, \
407 diff.lo, new->s##_lo, old->s##_lo); \
408 ADD_64(estats->t##_hi, diff.hi, \
409 estats->t##_lo, diff.lo); \
419 #define ADD_STAT64(diff, t) \ argument
421 ADD_64(pstats->mac_stx[1].t##_hi, new->diff##_hi, \
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| /linux/include/net/ |
| H A D | seg6.h | 20 __be32 diff[] = { ~from, to }; in update_csum_diff4() local
22 skb->csum = ~csum_partial((char *)diff, sizeof(diff), ~skb->csum); in update_csum_diff4()
28 __be32 diff[] = { in update_csum_diff16() local
33 skb->csum = ~csum_partial((char *)diff, sizeof(diff), ~skb->csum); in update_csum_diff16()
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| /linux/include/linux/ |
| H A D | rmap.h | 202 int diff, mm_id_t mm_id) in __folio_large_mapcount_sanity_checks() argument
205 VM_WARN_ON_ONCE(diff <= 0); in __folio_large_mapcount_sanity_checks()
214 VM_WARN_ON_ONCE(diff > folio_large_nr_pages(folio)); in __folio_large_mapcount_sanity_checks()
244 int diff, struct vm_area_struct *vma) in folio_add_return_large_mapcount() argument
250 __folio_large_mapcount_sanity_checks(folio, diff, mm_id); in folio_add_return_large_mapcount()
252 new_mapcount_val = atomic_read(&folio->_large_mapcount) + diff; in folio_add_return_large_mapcount()
263 folio->_mm_id_mapcount[0] += diff; in folio_add_return_large_mapcount()
270 folio->_mm_id_mapcount[1] += diff; in folio_add_return_large_mapcount()
278 folio->_mm_id_mapcount[0] = diff - 1; in folio_add_return_large_mapcount()
280 if (new_mapcount_val != diff - 1) in folio_add_return_large_mapcount()
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| /linux/drivers/video/fbdev/geode/ |
| H A D | video_cs5530.c | 73 long min, diff; in cs5530_set_dclk_frequency() local
80 diff = cs5530_pll_table[i].pixclock - info->var.pixclock; in cs5530_set_dclk_frequency()
81 if (diff < 0L) diff = -diff; in cs5530_set_dclk_frequency()
82 if (diff < min) { in cs5530_set_dclk_frequency()
83 min = diff; in cs5530_set_dclk_frequency()
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| /linux/tools/bpf/bpftool/skeleton/ |
| H A D | profiler.bpf.c | 79 struct bpf_perf_event_value___local *before, diff; in fexit_update_maps() local
86 diff.counter = after->counter - before->counter; in fexit_update_maps()
87 diff.enabled = after->enabled - before->enabled; in fexit_update_maps()
88 diff.running = after->running - before->running; in fexit_update_maps()
92 accum->counter += diff.counter; in fexit_update_maps()
93 accum->enabled += diff.enabled; in fexit_update_maps()
94 accum->running += diff.running; in fexit_update_maps()
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| /linux/tools/testing/selftests/timers/ |
| H A D | rtcpie.c | 35 struct timeval start, end, diff; in main() local
111 timersub(&end, &start, &diff); in main()
112 if (diff.tv_sec > 0 || in main()
113 diff.tv_usec > ((1000000L / tmp) * 1.10)) { in main()
115 diff.tv_sec, diff.tv_usec, in main()
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| /linux/tools/perf/Documentation/ |
| H A D | perf-diff.txt | 1 perf-diff(1)
6 perf-diff - Read perf.data files and display the differential profile
11 'perf diff' [baseline file] [data file1] [[data file2] ... ]
25 could vary. So perf diff is based on the comparison of the files and
74 diff.
95 diff.compute config option. See COMPARISON METHODS section for
117 The default value can be set using the diff.order config option.
134 Select the second 10% time slice to diff:
136 perf diff --time 10%/2
138 Select from 0% to 10% time slice to diff:
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