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-rw-r--r--man7/pipe.710
1 files changed, 10 insertions, 0 deletions
diff --git a/man7/pipe.7 b/man7/pipe.7
index 78d1ceab2..64a6761d5 100644
--- a/man7/pipe.7
+++ b/man7/pipe.7
@@ -133,6 +133,16 @@ so that a writing process does not remain blocked.
In Linux versions before 2.6.11, the capacity of a pipe was the same as
the system page size (e.g., 4096 bytes on i386).
Since Linux 2.6.11, the pipe capacity is 65536 bytes.
+Since Linux 2.6.35, the pipe capacity can be queried and set using the
+.BR fcntl (2)
+.BR F_GETPIPE_SZ
+and
+.BR F_SETPIPE_SZ
+operations.
+See
+.BR fcntl (2)
+for more information.
+
.SS PIPE_BUF
POSIX.1-2001 says that
.BR write (2)s