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/linux/tools/testing/selftests/splice/
H A Dshort_splice_read.sh4 # Test for mishandling of splice() on pseudofilesystems, which should catch
7 # Since splice fallback was removed as part of the set_fs() rework, many of these
102 # Make sure full splice has the same contents as a standard read.
108 # Make sure a partial splice see the first two characters.
117 ### /proc/$pid/ has no splice interface; these should all fail.
118 expect_failure "proc_single_open(), seq_read() splice" test_splice /proc/$$/limits
119 expect_failure "special open(), seq_read() splice" test_splice /proc/$$/comm
121 ### /proc/sys/ has a splice interface; these should all succeed.
122 expect_success "proc_handler: proc_dointvec_minmax() splice" test_splice /proc/sys/fs/nr_open
123 expect_success "proc_handler: proc_dostring() splice" test_splice /proc/sys/kernel/modprobe
[all …]
H A Dsplice_read.c47 /* splice(2) file to stdout. */ in main()
48 spliced = splice(fd, NULL, STDOUT_FILENO, NULL, in main()
51 perror("splice"); in main()
H A Ddefault_file_splice_read.c7 splice(0, 0, 1, 0, 1<<30, 0); in main()
/linux/fs/
H A Dsplice.c3 * "splice": joining two ropes together by interweaving their strands.
9 * The traditional unix read/write is extended with a "splice()" operation
25 #include <linux/splice.h>
43 * Splice doesn't support FMODE_NOWAIT. Since pipes may set this flag to
45 * here if set to avoid blocking other users of this pipe if splice is
130 * splice, if this is the first page. in page_cache_pipe_buf_confirm()
299 * copy_splice_read - Copy data from a file and splice the copy into a pipe
302 * @pipe: The pipe to splice into
303 * @len: The amount to splice
424 * @pipe: pipe to splice from
[all …]
/linux/Documentation/filesystems/
H A Dsplice.rst2 splice and pipes
5 splice API
8 splice is a method for moving blocks of data around inside the kernel,
11 .. kernel-doc:: fs/splice.c
/linux/include/linux/
H A Dsplice.h3 * Function declerations and data structures related to the splice
15 * Flags passed in from splice/tee/vmsplice
19 /* we may still block on the fd we splice */
32 unsigned int flags; /* splice flags */
H A Drculist.h278 * list_splice_rcu - splice a non-RCU list into an RCU-protected list,
280 * @list: the non RCU-protected list to splice
281 * @head: the place in the existing RCU-protected list to splice
295 * @list: the RCU-protected list to splice
340 * Readers are finished with the source list, so perform splice. in __list_splice_init_rcu()
354 * list_splice_init_rcu - splice an RCU-protected list into an existing list,
356 * @list: the RCU-protected list to splice
357 * @head: the place in the existing list to splice the first list into
369 * list_splice_tail_init_rcu - splice an RCU-protected list into an existing
371 * @list: the RCU-protected list to splice
[all …]
/linux/drivers/md/dm-vdo/
H A Dwait-queue.c32 /* Splice the new waiter in at the end of the waitq. */ in vdo_waitq_enqueue_waiter()
57 * Both are non-empty. Splice the two circular lists together in vdo_waitq_transfer_all_waiters()
167 * The waitq has multiple waiters, so splice the first waiter out in vdo_waitq_dequeue_waiter()
/linux/tools/testing/selftests/arm64/fp/
H A Dkernel-test.c219 ret = splice(zerocopy[0], NULL, sock, NULL, wrote, 0); in compute_digest()
221 printf("Failed to splice buffer: %s (%d)\n", in compute_digest()
224 printf("Short splice: %d < %d\n", ret, wrote); in compute_digest()
/linux/tools/testing/selftests/net/mptcp/
H A Dmptcp_connect.c128 …fprintf(stderr, "\t-m [poll|mmap|sendfile|splice] -- use poll(default)/mmap+write/sendfile/splice\… in die_usage()
950 in_bytes = splice(infd, NULL, pipefd[1], NULL, len - winfo->total_len, in do_splice()
953 perror("splice in"); in do_splice()
956 out_bytes = splice(pipefd[0], NULL, outfd, NULL, in_bytes, in do_splice()
959 perror("splice out"); in do_splice()
1454 if (!strcasecmp(mode, "splice")) in parse_mode()
1462 …fprintf(stderr, "\t\t\"splice\" - send entire input file (splice), then read response (-l will rea… in parse_mode()
/linux/tools/virtio/virtio-trace/
H A Dtrace-agent-rw.c127 rlen = splice(ts->in_fd, NULL, ts->read_pipe, NULL, in rw_thread_main()
148 ret = splice(ts->write_pipe, NULL, ts->out_fd, NULL, in rw_thread_main()
H A DREADME6 - splice a page of ring-buffer to read_pipe without memory copying
7 - splice the page from write_pipe to virtio-console without memory copying
/linux/rust/macros/
H A Dpaste.rs100 tokens.splice(i + 3..i + 4, group.stream()); in expand()
107 tokens.splice(i..i + 1, group.stream()); in expand()
H A Dpinned_drop.rs
/linux/tools/testing/selftests/net/
H A Dtls.c777 EXPECT_GE(splice(p[0], NULL, self->fd, NULL, send_len, 0), 0); in TEST_F()
793 EXPECT_EQ(splice(p[0], NULL, self->fd, NULL, send_pipe, f), 1); in TEST_F()
809 EXPECT_EQ(splice(p[0], NULL, self->fd, NULL, 8000, 0), 8000); in TEST_F()
811 EXPECT_EQ(splice(p2[0], NULL, self->fd, NULL, 8000, 0), 8000); in TEST_F()
832 EXPECT_GE(splice(p[0], NULL, self->fd, NULL, send_len, 0), send_len); in TEST_F()
849 EXPECT_EQ(splice(self->cfd, NULL, p[1], NULL, send_len, 0), send_len); in TEST_F()
867 EXPECT_EQ(splice(self->cfd, NULL, p[1], NULL, send_len, 0), -1); in TEST_F()
892 EXPECT_EQ(splice(self->cfd, NULL, p[1], NULL, send_len, 0), -1); in TEST_F()
910 /* Recv hald of the record, splice the other half */ in TEST_F()
912 EXPECT_EQ(splice(self->cfd, NULL, p[1], NULL, half, SPLICE_F_NONBLOCK), in TEST_F()
[all …]
/linux/net/smc/
H A Dsmc_rx.c16 #include <linux/splice.h>
347 * @pipe: copy data to pipe if set - indicates splice() call
458 /* subsequent splice() calls pick up where previous left */ in smc_rx_recvmsg()
/linux/rust/pin-init/internal/src/
H A Dpinned_drop.rs
/linux/tools/testing/selftests/bpf/progs/
H A Dbpf_syscall_macro.c89 SEC("ksyscall/splice")
/linux/include/uapi/linux/
H A Dfuse.h104 * - add splice support to fuse device
406 * FUSE_SPLICE_WRITE: kernel supports splice write on the device
407 * FUSE_SPLICE_MOVE: kernel supports splice move on the device
408 * FUSE_SPLICE_READ: kernel supports splice read on the device
/linux/fs/xfs/
H A Dxfs_trans_ail.c270 * Splice the log item list into the AIL at the given LSN. We splice to the
306 * Finally perform the splice. Unless the AIL was empty, in xfs_ail_splice()
816 * splice this list into the correct position in the AIL.
/linux/tools/testing/selftests/bpf/prog_tests/
H A Dtest_bpf_syscall_macro.c72 r = splice(-42, &off_in, 42, &off_out, 0x12340000, SPLICE_F_NONBLOCK); in test_bpf_syscall_macro()
/linux/arch/powerpc/crypto/
H A Dppc-xlate.pl186 my $vshasigmad = sub { my ($st,$six)=splice(@_,-2); vcrypto_op(@_, $st<<4|$six, 1730); };
187 my $vshasigmaw = sub { my ($st,$six)=splice(@_,-2); vcrypto_op(@_, $st<<4|$six, 1666); };
/linux/Documentation/trace/
H A Dring-buffer-map.rst40 each subbuf). It is also not possible to use snapshot and causes splice to copy
/linux/Documentation/translations/zh_CN/networking/
H A Dmsg_zerocopy.rst30 和 splice。MSG_ZEROCOPY 标志将底层的拷贝避免机制扩展到了常见的套接字发送调用中。
/linux/fs/fuse/
H A Dbacking.c105 /* read/write/splice/mmap passthrough only relevant for regular files */ in fuse_backing_open()

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