Date: Sun, 12 Jul 2020 00:29:12 -0700 From: John-Mark Gurney <jmg@funkthat.com> To: bob prohaska <fbsd@www.zefox.net> Cc: freebsd-current@freebsd.org Subject: Re: Is there any error checking on swap? Message-ID: <20200712072911.GG4213@funkthat.com> In-Reply-To: <20200712033332.GA63411@www.zefox.net> References: <20200712033332.GA63411@www.zefox.net>
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bob prohaska wrote this message on Sat, Jul 11, 2020 at 20:33 -0700: > Is there any error checking on swap traffic, along the lines of > a checksum or parity test? > > Just curious what happens if a page written out is corrupted when > it comes back. Looks like it doesn't: https://svnweb.freebsd.org/base/head/sys/vm/swap_pager.c?annotate=361965#l1389 -- John-Mark Gurney Voice: +1 415 225 5579 "All that I will do, has been done, All that I have, has not."
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