Searched refs:memfd (Results 1 – 11 of 11) sorted by relevance
| /Linux-v5.15/tools/testing/selftests/drivers/dma-buf/ |
| D | udmabuf.c | 29 int devfd, memfd, buf, ret; in main() local
39 memfd = memfd_create("udmabuf-test", MFD_ALLOW_SEALING); in main()
40 if (memfd < 0) { in main()
45 ret = fcntl(memfd, F_ADD_SEALS, F_SEAL_SHRINK); in main()
53 ret = ftruncate(memfd, size); in main()
62 create.memfd = memfd; in main()
72 create.memfd = memfd; in main()
82 create.memfd = 0; /* stdin */ in main()
92 create.memfd = memfd; in main()
103 close(memfd); in main()
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| /Linux-v5.15/tools/testing/selftests/pidfd/ |
| D | pidfd_getfd_test.c | 36 static int __child(int sk, int memfd) in __child() argument
52 ret = send(sk, &memfd, sizeof(memfd), 0); in __child()
53 if (ret != sizeof(memfd)) { in __child()
100 int memfd, ret; in child() local
102 memfd = sys_memfd_create("test", 0); in child()
103 if (memfd < 0) { in child()
108 ret = __child(sk, memfd); in child()
109 close(memfd); in child()
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| /Linux-v5.15/drivers/dma-buf/ |
| D | udmabuf.c | 168 struct file *memfd = NULL; in udmabuf_create() local
203 memfd = fget(list[i].memfd); in udmabuf_create()
204 if (!memfd) in udmabuf_create()
206 mapping = file_inode(memfd)->i_mapping; in udmabuf_create()
207 if (!shmem_mapping(mapping) && !is_file_hugepages(memfd)) in udmabuf_create()
209 seals = memfd_fcntl(memfd, F_GET_SEALS, 0); in udmabuf_create()
218 if (is_file_hugepages(memfd)) { in udmabuf_create()
219 hpstate = hstate_file(memfd); in udmabuf_create()
226 if (is_file_hugepages(memfd)) { in udmabuf_create()
254 fput(memfd); in udmabuf_create()
[all …]
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| D | Kconfig | 39 A driver to let userspace turn memfd regions into dma-bufs.
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| /Linux-v5.15/include/uapi/linux/ |
| D | udmabuf.h | 11 __u32 memfd; member
18 __u32 memfd; member
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| /Linux-v5.15/tools/testing/selftests/memfd/ |
| D | .gitignore | 5 memfd-test-file
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| D | run_fuse_test.sh | 13 ./fuse_test ./mnt/memfd $@
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| /Linux-v5.15/tools/testing/selftests/seccomp/ |
| D | seccomp_bpf.c | 3966 int status, listener, memfd, fd, nextfd; in TEST() local
3976 memfd = memfd_create("test", 0); in TEST()
3977 ASSERT_GE(memfd, 0); in TEST()
3978 nextfd = memfd + 1; in TEST()
4008 addfd.srcfd = memfd; in TEST()
4045 EXPECT_EQ(filecmp(getpid(), pid, memfd, fd), 0); in TEST()
4058 EXPECT_EQ(filecmp(getpid(), pid, memfd, fd), 0); in TEST()
4090 EXPECT_EQ(filecmp(getpid(), pid, memfd, fd), 0); in TEST()
4117 close(memfd); in TEST()
4124 int status, listener, memfd; in TEST() local
[all …]
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| /Linux-v5.15/mm/ |
| D | Makefile | 126 obj-$(CONFIG_MEMFD_CREATE) += memfd.o
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| /Linux-v5.15/tools/testing/selftests/ |
| D | Makefile | 33 TARGETS += memfd
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| /Linux-v5.15/Documentation/arm64/ |
| D | memory-tagging-extension.rst | 47 RAM-based file mappings (``tmpfs``, ``memfd``). Passing it to other
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