Date: Sun, 10 Jan 2021 12:16:38 GMT From: Robert Watson <rwatson@FreeBSD.org> To: src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-main@FreeBSD.org Subject: git: 4f2cbaf3cd59 - main - 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. Message-ID: <202101101216.10ACGcGr098246@gitrepo.freebsd.org>
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The branch main has been updated by rwatson: URL: https://cgit.FreeBSD.org/src/commit/?id=4f2cbaf3cd5900b06d3b5ad97db1962ec4fa0ffd commit 4f2cbaf3cd5900b06d3b5ad97db1962ec4fa0ffd Author: Robert Watson <rwatson@FreeBSD.org> AuthorDate: 2021-01-01 13:04:46 +0000 Commit: Robert Watson <rwatson@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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