From 27ede97d14ae5d5ca4b4424c867ac2c714f46a13 Mon Sep 17 00:00:00 2001 From: Eugene Syromyatnikov Date: Fri, 22 Feb 2019 17:26:05 +0100 Subject: [PATCH] fcntl.2: Mention that l_sysid is not used even if present Some architectures do provide an 'l_sysid' declaration in struct flock; however, it is not used anyway. * man2/fcntl.2 (.SH NOTES): Note that l_sysid field is not used on Linux even if present on some architectures. Signed-off-by: Eugene Syromyatnikov Signed-off-by: Michael Kerrisk --- man2/fcntl.2 | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/man2/fcntl.2 b/man2/fcntl.2 index 03533d65b..accadee93 100644 --- a/man2/fcntl.2 +++ b/man2/fcntl.2 @@ -1921,7 +1921,9 @@ such as, for example, Clearly, .I l_pid alone is not going to be very useful if the process holding the lock -may live on a different machine. +may live on a different machine; +on Linux, while present on some architectures (such as MIPS32), +this field is not used. .PP The original Linux .BR fcntl ()