Messages in this thread | | | From | Andi Kleen <> | Subject | Re: [patch] fix up smp alternatives on x86-64 | Date | Mon, 28 Aug 2006 11:22:38 +0200 |
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On Monday 28 August 2006 11:20, Gerd Hoffmann wrote: > Don't use alternative_smp() in for __raw_spin_lock. gcc > sometimes generates rip-relative addressing, so we can't > simply copy the instruction to another place. > > Replace some leftover "lock;" with LOCK_PREFIX. > > Fillup space with 0x90 (nop) instead of 0x42, so > "objdump -d -j .smp_altinstr_replacement vmlinux" gives more > readable results.
I already fixed it myself.
ftp://ftp.firstfloor.org/pub/ak/x86_64/quilt/patches/remove-alternative-smp ftp://ftp.firstfloor.org/pub/ak/x86_64/quilt/patches/i386-remove-alternative-smp
And all the left over lock prefixes are also gone in that tree.
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