The branch main has been updated by kib:
URL:
https://cgit.FreeBSD.org/src/commit/?id=54a8d1fbbf65e976132809718525ba051a5525cf
commit 54a8d1fbbf65e976132809718525ba051a5525cf
Author: Konstantin Belousov <k...@freebsd.org>
AuthorDate: 2024-09-10 04:11:55 +0000
Commit: Konstantin Belousov <k...@freebsd.org>
CommitDate: 2024-09-20 06:46:06 +0000
getrlimit(2): document RLIMIT_PIPEBUF
Sponsored by: The FreeBSD Foundation
MFC after: 1 week
Differential revision: https://reviews.freebsd.org/D46619
---
lib/libsys/getrlimit.2 | 10 ++++++++++
1 file changed, 10 insertions(+)
diff --git a/lib/libsys/getrlimit.2 b/lib/libsys/getrlimit.2
index d9b8b7cb896c..d54dc703ada0 100644
--- a/lib/libsys/getrlimit.2
+++ b/lib/libsys/getrlimit.2
@@ -84,6 +84,16 @@ The maximum number of open files for this process.
The maximum number of simultaneous processes for this user id.
.It Dv RLIMIT_NPTS
The maximum number of pseudo-terminals this user id is allowed to create.
+.It Dv RLIMIT_PIPEBUF
+The maximum total size of in-kernel buffers for bi-directional pipes/fifos
+that this user id is allowed to consume.
+The buffers for kernel FIFOs created on the first open of a filesystem
+object created by
+.Pq Xr mkfifo 2
+are also charged to the user ID of the process opening it,
+not the FIFO's filesystem owner.
+Despite somewhat unexpected, this is in fact fair, since user of the fifo
+is not necessary its creator.
.It Dv RLIMIT_RSS
When there is memory pressure and swap is available, prioritize eviction of
a process' resident pages beyond this amount (in bytes).
