Searched refs:subbuf_size (Results 1 – 8 of 8) sorted by relevance
/linux-6.12.1/kernel/ |
D | relay.c | 476 size_t subbuf_size, in relay_open() argument 485 if (!(subbuf_size && n_subbufs)) in relay_open() 487 if (subbuf_size > UINT_MAX / n_subbufs) in relay_open() 504 chan->subbuf_size = subbuf_size; in relay_open() 505 chan->alloc_size = PAGE_ALIGN(subbuf_size * n_subbufs); in relay_open() 664 if (unlikely(length > buf->chan->subbuf_size)) in relay_switch_subbuf() 667 if (buf->offset != buf->chan->subbuf_size + 1) { in relay_switch_subbuf() 668 buf->prev_padding = buf->chan->subbuf_size - buf->offset; in relay_switch_subbuf() 674 buf->chan->subbuf_size - in relay_switch_subbuf() 677 buf->early_bytes += buf->chan->subbuf_size - in relay_switch_subbuf() [all …]
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/linux-6.12.1/include/linux/ |
D | relay.h | 62 size_t subbuf_size; /* sub-buffer size */ member 158 size_t subbuf_size, 198 if (unlikely(buf->offset + length > chan->subbuf_size)) in relay_write() 224 if (unlikely(buf->offset + length > buf->chan->subbuf_size)) in __relay_write() 247 if (unlikely(buf->offset + length > buf->chan->subbuf_size)) { in relay_reserve() 271 BUG_ON(length >= buf->chan->subbuf_size - 1); in subbuf_start_reserve()
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/linux-6.12.1/tools/testing/selftests/ring-buffer/ |
D | map_test.c | 126 int subbuf_size; in FIXTURE_VARIANT() local 130 .subbuf_size = 4, in FIXTURE_VARIANT_ADD() 134 .subbuf_size = 8, in FIXTURE_VARIANT_ADD() 161 tracefs_write_int(TRACEFS_ROOT"/buffer_subbuf_size_kb", variant->subbuf_size); in FIXTURE_SETUP() 221 data_len = desc->meta->subbuf_size * desc->meta->nr_subbufs; in TEST_F() 230 data_len -= desc->meta->subbuf_size; in TEST_F() 237 meta_len += desc->meta->subbuf_size * 2; in TEST_F()
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/linux-6.12.1/kernel/trace/ |
D | ring_buffer.c | 57 __u32 subbuf_size; member 554 unsigned int subbuf_size; member 598 (unsigned int)buffer->subbuf_size, in ring_buffer_print_page_header() 1521 rb_range_align_subbuf(unsigned long addr, int subbuf_size, int nr_subbufs) in rb_range_align_subbuf() argument 1525 return ALIGN(addr, subbuf_size); in rb_range_align_subbuf() 1533 int subbuf_size = buffer->subbuf_size + BUF_PAGE_HDR_SIZE; in rb_range_meta() local 1556 ptr = rb_range_align_subbuf(ptr, subbuf_size, nr_subbufs); in rb_range_meta() 1557 ptr += subbuf_size * nr_subbufs; in rb_range_meta() 1566 ptr = rb_range_align_subbuf(ptr, subbuf_size, nr_subbufs); in rb_range_meta() 1567 ptr += subbuf_size * nr_subbufs; in rb_range_meta() [all …]
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/linux-6.12.1/Documentation/trace/ |
D | ring-buffer-map.rst | 30 reader_offset = meta->meta_page_size + reader_id * meta->subbuf_size; 88 data_len = meta->subbuf_size * meta->nr_subbufs; 97 reader = data + meta->subbuf_size * reader_id;
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/linux-6.12.1/include/uapi/linux/ |
D | trace_mmap.h | 27 __u32 subbuf_size; member
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/linux-6.12.1/drivers/gpu/drm/i915/gt/uc/ |
D | intel_guc_log.c | 525 size_t n_subbufs, subbuf_size; in guc_log_relay_create() local 535 subbuf_size = log->vma->size - intel_guc_log_section_size_capture(log); in guc_log_relay_create() 550 subbuf_size, n_subbufs, in guc_log_relay_create() 559 GEM_BUG_ON(guc_log_relay_chan->subbuf_size < subbuf_size); in guc_log_relay_create()
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/linux-6.12.1/Documentation/filesystems/ |
D | relay.rst | 166 relay_open(base_filename, parent, subbuf_size, n_subbufs,
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