Searched refs:mmap_ptr (Results 1 - 2 of 2) sorted by relevance
/linux-master/tools/testing/selftests/bpf/prog_tests/ |
H A D | ringbuf.c | 93 void *mmap_ptr, *tmp_ptr; local 110 mmap_ptr = mmap(NULL, page_size, PROT_READ | PROT_WRITE, MAP_SHARED, rb_fd, 0); 111 ASSERT_OK_PTR(mmap_ptr, "rw_cons_pos"); 112 tmp_ptr = mremap(mmap_ptr, page_size, 2 * page_size, MREMAP_MAYMOVE); 115 ASSERT_ERR(mprotect(mmap_ptr, page_size, PROT_EXEC), "exec_cons_pos_protect"); 116 ASSERT_OK(munmap(mmap_ptr, page_size), "unmap_rw"); 119 mmap_ptr = mmap(NULL, page_size, PROT_WRITE, MAP_SHARED, rb_fd, page_size); 121 ASSERT_ERR_PTR(mmap_ptr, "wr_prod_pos"); 125 mmap_ptr = mmap(NULL, page_size, PROT_WRITE, MAP_SHARED, rb_fd, 2 * page_size); 127 ASSERT_ERR_PTR(mmap_ptr, "wr_data_page_on [all...] |
H A D | user_ringbuf.c | 102 void *mmap_ptr; local 111 mmap_ptr = mmap(NULL, page_size, PROT_READ, MAP_SHARED, rb_fd, 0); 112 ASSERT_OK_PTR(mmap_ptr, "ro_cons_pos"); 113 ASSERT_ERR(mprotect(mmap_ptr, page_size, PROT_WRITE), "write_cons_pos_protect"); 114 ASSERT_ERR(mprotect(mmap_ptr, page_size, PROT_EXEC), "exec_cons_pos_protect"); 115 ASSERT_ERR_PTR(mremap(mmap_ptr, 0, 4 * page_size, MREMAP_MAYMOVE), "wr_prod_pos"); 118 ASSERT_OK(munmap(mmap_ptr, page_size), "unmap_ro_cons"); 121 mmap_ptr = mmap(NULL, page_size, PROT_READ | PROT_WRITE, MAP_SHARED, 123 ASSERT_OK_PTR(mmap_ptr, "rw_prod_pos"); 124 ASSERT_ERR(mprotect(mmap_ptr, page_siz [all...] |
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