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Re: kern/40750 (hackbench screws up 5.0 kernel)
The following reply was made to PR kern/40750; it has been noted by GNATS.
From: Mindaugas Rasiukevicius <rmind%netbsd.org@localhost>
Cc: gnats-bugs%NetBSD.org@localhost, netbsd-bugs%netbsd.org@localhost,
Subject: Re: kern/40750 (hackbench screws up 5.0 kernel)
Date: Sun, 29 Mar 2009 16:28:23 +0100
Mindaugas Rasiukevicius <rmind%netbsd.org@localhost> wrote:
> FYI: I could not reproduce the problem on -current and NetBSD 5.0_RC3:
> One of the major changes between RC2 and RC3 was KVA cache for pipe direct
> write (which was also disabled), though I do not see why it would send any
> signals, if pipe_pgid == 0. With enabled direct write in -current, problem
> does not occur, however. I have not tried reverting KVA cache changes yet..
Latest 5.0/i386 with reverted sys_pipe.c to 1.105 revision:
Seems to be fine? I am missing something.
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