Date: Mon, 3 Aug 2015 14:48:21 -0600 From: Warner Losh <imp@bsdimp.com> To: Slawa Olhovchenkov <slw@zxy.spb.ru> Cc: Julian Elischer <julian@freebsd.org>, Konstantin Belousov <kostikbel@gmail.com>, Steven Hartland <steven@multiplay.co.uk>, Peter Wemm <peter@wemm.org>, svn-src-all@freebsd.org, svn-src-head@freebsd.org, src-committers@freebsd.org Subject: Re: svn commit: r286223 - head/sys/cddl/contrib/opensolaris/uts/common/fs/zfs Message-ID: <CFB4CACC-E730-47BD-905D-03F8DCF863F9@bsdimp.com> In-Reply-To: <20150803194412.GC8792@zxy.spb.ru> References: <201508030934.t739YAkT026668@repo.freebsd.org> <20150803094730.GA24698@zxy.spb.ru> <55BF431E.3020601@freebsd.org> <2757800.HIDNx1G49O@overcee.wemm.org> <20150803111942.GB2072@kib.kiev.ua> <55BF557B.60009@multiplay.co.uk> <20150803120359.GC2072@kib.kiev.ua> <55BFC296.5050402@freebsd.org> <20150803194412.GC8792@zxy.spb.ru>
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[-- Attachment #1 --] > On Aug 3, 2015, at 1:44 PM, Slawa Olhovchenkov <slw@zxy.spb.ru> wrote: > > On Tue, Aug 04, 2015 at 03:35:50AM +0800, Julian Elischer wrote: > >> On 8/3/15 8:03 PM, Konstantin Belousov wrote: >>> On Mon, Aug 03, 2015 at 12:50:19PM +0100, Steven Hartland wrote: >>>> For this change I don't want to get into fixing the thread0 stack size, >>>> which can be done later, just >>>> to provide a reasonable warning to the user that smaller values could >>>> cause a panic. >>> Hmm, is it limited to the thread0 only ? I.e., would only increasing >>> the initial thread stack size be enough to boot the kernel ? The zfs >>> threads do request larger stack size, I know this. >>> >>> Can somebody test the following patch in the i386 configuration which >>> does not boot ? >> >> I think this is a reasonable thing to do. Thread0 (and proc0) are special. >> I don't see why giving it a specially sized stack would be a problem. > > This is always do for ARM. > May be need increase stack size for Thread0 on ARM too? Seems reasonable. There should be a MI way of doing this, but all the code and defines are buried in MD files, so each architecture needs some love to make this a reality. Warner [-- Attachment #2 --] -----BEGIN PGP SIGNATURE----- Comment: GPGTools - https://gpgtools.org iQIcBAEBCgAGBQJVv9OWAAoJEGwc0Sh9sBEA+68QAOzKsh8S8HmwZPEX6KsvT4Pe PHqRL0tSxzdwAukfIUG/x46pi7EMTo6ME+xs6M/W+3OFZErBJkG/u908N8M/yPHe h/twZxjq6wiJ/mPnM3Sf+J5tY9JuWJe45VgFOQkqdBdNdbRCj/IhIPoDDUB2EvS1 rG+wKcC4IheJTKLcgtYM0g9sWXy9FtLtR8trr4QabpfvFgq+Ud2KsNtyY0vgSOAK hyeiUuy0ctb0FRMjMM4dV1lFguBT994EgrfWx6KhH5BCOX4xyMgWSHLSsrwjzvCV ZSvpWS44K1KFN+ctIrhEBIUloAXHm+xQ2HrVaw2r/KbsmW62WytaJhHcqmxEWlEM v3XahxsCiUKHnFZGSqDE3MiT8IR4NJzcTvyYUksfFKaalFOIcQ+wC83TQCjDGzig 5ldT3ciSoIbHYSXRNegd+QL2+tYSifBYf60252ZT77KepqbTrUOTsitaSAXMhnJN 0V1dxNDH6oqII+JphlktYsSefPi5yNKfcOHOoTu+XQkI4E3L2FftT83eYEusM5G9 fJ0X0LxLs8V8LV1TAgN18A7ivpJeFsS7l33u7t96sOU9K0GOMBdOYnXgQ0JPJ5eF X9gb2X0ePvNXi++qhZdbuD7JeXgVYqyWoOyJytMh/OKVAd259nfQdoPzpxAnDjR5 +ZMsvrHlvBf9ZxbX1AsW =PgYt -----END PGP SIGNATURE-----
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