The branch main has been updated by rwatson:
URL:
https://cgit.FreeBSD.org/src/commit/?id=4f2cbaf3cd5900b06d3b5ad97db1962ec4fa0ffd
commit 4f2cbaf3cd5900b06d3b5ad97db1962ec4fa0ffd
Author: Robert Watson <rwat...@freebsd.org>
AuthorDate: 2021-01-01 13:04:46 +0000
Commit: Robert Watson <rwat...@freebsd.org>
CommitDate: 2021-01-10 12:16:39 +0000
Track pipe(2) reads and writes as rusage message receives and sends, a
feature misplaced during the transition from BSD 4.4's socket implementation
to the optimised FreeBSD pipe implementation.
MFC after: 1 week
Reviewed by: arichardson, imp
Differential Revision: https://reviews.freebsd.org/D27878
---
sys/kern/sys_pipe.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/sys/kern/sys_pipe.c b/sys/kern/sys_pipe.c
index 76ab7bab05f7..558337794950 100644
--- a/sys/kern/sys_pipe.c
+++ b/sys/kern/sys_pipe.c
@@ -857,6 +857,8 @@ unlocked_error:
pipeselwakeup(rpipe);
PIPE_UNLOCK(rpipe);
+ if (nread > 0)
+ td->td_ru.ru_msgrcv++;
return (error);
}
@@ -1314,6 +1316,8 @@ pipe_write(struct file *fp, struct uio *uio, struct ucred
*active_cred,
pipeunlock(wpipe);
PIPE_UNLOCK(rpipe);
+ if (uio->uio_resid != orig_resid)
+ td->td_ru.ru_msgsnd++;
return (error);
}
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