syscalls/splice04: add test for splice() from pipe to pipe

From: Boyang Xue <[email protected]>

This test case covers pipe to pipe splice operation, which was introduced in kernel commit 7c77f0b3f920 ("splice: implement pipe to pipe splicing").

---
 runtest/syscalls                            |   1 +
 testcases/kernel/syscalls/.gitignore        |   1 +
 testcases/kernel/syscalls/splice/splice04.c | 106 ++++++++++++++++++++++++++++
 3 files changed, 108 insertions(+)
 create mode 100644 testcases/kernel/syscalls/splice/splice04.c

index 06ce51e..1699927 100644
@@ -1225,6 +1225,7 @@ sockioctl01 sockioctl01
 splice01 splice01
 splice02 seq 1 20000 | splice02 splice02-temp
 splice03 splice03
+splice04 splice04
 
 tee01 tee01
 tee02 tee02

index 497e58e..04961e5 100644
@@ -976,6 +976,7 @@
 /splice/splice01
 /splice/splice02
 /splice/splice03
+/splice/splice04
 /ssetmask/ssetmask01
 /stat/stat01
 /stat/stat01_64

1.8.3.1

From: Boyang Xue <[email protected]>

This test case covers splice operation between pipe and socket.

---
 runtest/syscalls                            |   1 +
 testcases/kernel/syscalls/.gitignore        |   1 +
 testcases/kernel/syscalls/splice/splice05.c | 122 ++++++++++++++++++++++++++++
 3 files changed, 124 insertions(+)
 create mode 100644 testcases/kernel/syscalls/splice/splice05.c

index 1699927..fe52272 100644
@@ -1226,6 +1226,7 @@ splice01 splice01
 splice02 seq 1 20000 | splice02 splice02-temp
 splice03 splice03
 splice04 splice04
+splice05 splice05
 
 tee01 tee01
 tee02 tee02

index 04961e5..c14c4e6 100644
@@ -977,6 +977,7 @@
 /splice/splice02
 /splice/splice03
 /splice/splice04
+/splice/splice05
 /ssetmask/ssetmask01
 /stat/stat01
 /stat/stat01_64

1.8.3.1

Hi!
Both pushed, thanks.

Cyril Hrubis
[email protected]