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Track pipe(2) reads and writes as rusage message receives and sends, a

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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
This commit is contained in:
Robert Watson 2021-01-01 13:04:46 +00:00
parent 3d65fd97e8
commit 4f2cbaf3cd
1 changed files with 4 additions and 0 deletions
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4
sys/kern/sys_pipe.c
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@ -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);
}