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Searched refs:out_offset (Results 1 – 3 of 3) sorted by relevance

/DragonOS-0.1.8/kernel/src/libs/
Dkfifo.c94 if (fifo->out_offset + size > fifo->total_size) // 发生回环 in kfifo_out()
96 uint32_t tmp = fifo->total_size - fifo->out_offset; in kfifo_out()
97 memcpy(to, fifo->buffer + fifo->out_offset, tmp); in kfifo_out()
99 fifo->out_offset = size - tmp; in kfifo_out()
103 memcpy(to, fifo->buffer + fifo->out_offset, size); in kfifo_out()
104 fifo->out_offset += size; in kfifo_out()
128 if (fifo->out_offset + size > fifo->total_size) // 发生回环 in kfifo_out_peek()
130 uint32_t tmp = fifo->total_size - fifo->out_offset; in kfifo_out_peek()
131 memcpy(to, fifo->buffer + fifo->out_offset, tmp); in kfifo_out_peek()
136 memcpy(to, fifo->buffer + fifo->out_offset, size); in kfifo_out_peek()
/DragonOS-0.1.8/kernel/src/ktest/
Dtest-kfifo.c26 assert(fifo.out_offset == 0); in ktest_kfifo_case0_1()
37 assert(fifo.out_offset == 0); in ktest_kfifo_case0_1()
49 assert(fifo.out_offset == i * sizeof(uint64_t)); in ktest_kfifo_case0_1()
53 assert(fifo.out_offset == 10 * sizeof(uint64_t)); in ktest_kfifo_case0_1()
54 assert(fifo.in_offset == fifo.out_offset); in ktest_kfifo_case0_1()
60 assert(fifo.out_offset == 0); in ktest_kfifo_case0_1()
72 assert(fifo.out_offset == 0); in ktest_kfifo_case0_1()
80 assert(fifo.out_offset == 0); in ktest_kfifo_case0_1()
90 assert(fifo.out_offset == 0); in ktest_kfifo_case0_1()
101 assert(fifo.out_offset == 20 * sizeof(uint64_t)); in ktest_kfifo_case0_1()
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/DragonOS-0.1.8/kernel/src/common/
Dkfifo.h11 uint32_t out_offset; // 出口偏移 member
22 (fifo)->out_offset = 0; \
31 (fifo)->out_offset = (fifo)->in_offset; \