Date: Fri, 12 Sep 2014 22:22:41 -0700 From: John-Mark Gurney <jmg@funkthat.com> To: d@delphij.net Cc: "svn-src-head@freebsd.org" <svn-src-head@freebsd.org>, Adrian Chadd <adrian@freebsd.org>, "src-committers@freebsd.org" <src-committers@freebsd.org>, Xin LI <delphij@freebsd.org>, "svn-src-all@freebsd.org" <svn-src-all@freebsd.org> Subject: Re: svn commit: r269964 - head/sys/kern Message-ID: <20140913052241.GU82175@funkthat.com> In-Reply-To: <5413C6C1.7090308@delphij.net> References: <201408140531.s7E5VeWw077792@svn.freebsd.org> <CAJ-Vmo=dx8Z6mX616A-SfzQqfT97F7h_kd-6KiWU2QW=YBSm=w@mail.gmail.com> <5413C6C1.7090308@delphij.net>
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Xin Li wrote this message on Sat, Sep 13, 2014 at 12:23 +0800: > -----BEGIN PGP SIGNED MESSAGE----- > Hash: SHA512 > > On 9/13/14 3:41 AM, Adrian Chadd wrote: > > Hi guys, > > > > Both r269963 and r269964 have broken the MIPS platforms with > > smaller amounts of RAM (< 64MB.) > > > > Sean noticed it and filed a bug: > > > > https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=193465 > > > > Can we please figure out what changed? Otherwise I'm going to > > revert these two changes until we figure out what happened. > > Could you please try if this would mitigate the issue? > > Index: sys/kern/kern_malloc.c > =================================================================== > - --- sys/kern/kern_malloc.c (revision 271494) > +++ sys/kern/kern_malloc.c (working copy) > @@ -717,6 +717,8 @@ kmeminit(void) > * a given architecture. > */ > mem_size = vm_cnt.v_page_count; > + if (mem_size <= 32768) /* delphij XXX 128MB */ > + kmem_zmax = PAGE_SIZE; > > if (vm_kmem_size_scale < 1) > vm_kmem_size_scale = VM_KMEM_SIZE_SCALE; > Has more research been done on this? My 64MB AVILA board boots fine, and ath attaches fine... I can't test if ath works yet since I can't find my antennas... FreeBSD 11.0-CURRENT #35 r271408M: Wed Sep 10 14:42:46 PDT 2014 jmg@carbon.funkthat.com:/usr/obj/arm.armeb/usr/src.avila/sys/AVILA arm gcc version 4.2.1 20070831 patched [FreeBSD] CPU: IXP425 266MHz rev 1 (ARMv5TE) (XScale core) Big-endian DC enabled IC enabled WB enabled LABT branch prediction enabled 32KB/32B 32-way instruction cache 32KB/32B 32-way write-back-locking data cache real memory = 67104768 (63 MB) avail memory = 58843136 (56 MB) random: <Software, Yarrow> initialized ixp0: <Intel IXP4XX> ixp0: 37603<RCOMP,USB,ETH0,ETH1,PCI> pcib0: <IXP4XX PCI Bus> on ixp0 pci0: <PCI bus> on pcib0 ath0: <Atheros 9220> irq 27 at device 2.0 on pci0 ath0: AR9220 mac 128.2 RF5133 phy 13.0 ath0: 2GHz radio: 0x0000; 5GHz radio: 0x00c0 [...] -- 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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