x86: make 64 bit use early_res instead of bootmem before slab
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From: Peter Zijlstra on 24 Feb 2010 18:10 On Tue, 2010-02-16 at 17:16 -0800, Yinghai Lu wrote: > Subject: [PATCH -v3 16/35] x86: make 64 bit use early_res instead of bootmem before slab > > finally we can use early_res to replace bootmem for x86_64 now. > > still can use CONFIG_NO_BOOTMEM to enable it or not > > -v2: fix 32bit compiling about MAX_DMA32_PFN > -v3: fix PPC compiling > | mm/page_alloc.c:3468: error: implicit declaration of function 'find_early_area' > | mm/page_alloc.c:3483: error: implicit declaration of function 'reserve_early_without_check' > > | actually the function is only needed for no_bootmem > > > Signed-off-by: Yinghai Lu <yinghai(a)kernel.org> This makes my machine unhappy and panic.. machine works fine with CONFIG_NO_BOOTMEM=n Kernel panic - not syncing: free_early on not reserved area: 2f80000-2f9ffff! Pid: 0, comm: swapper Not tainted 2.6.33-rc8-tip-00918-gb34d361 #159 Call Trace: [<ffffffff815d12e2>] panic+0x84/0x147 [<ffffffff81cceecb>] free_early+0x64/0x6d [<ffffffff81cd2231>] free_bootmem+0xc/0xe [<ffffffff81cc1cd6>] pcpu_fc_free+0x1d/0x1f [<ffffffff81cd6056>] pcpu_embed_first_chunk+0x13a/0x27f [<ffffffff81cc1cd8>] ? pcpu_fc_alloc+0x0/0xac [<ffffffff81cc1cb9>] ? pcpu_fc_free+0x0/0x1f [<ffffffff81cc1af7>] setup_per_cpu_areas+0x82/0x239 [<ffffffff81cb5b3c>] start_kernel+0x1b8/0x43b [<ffffffff81cb52bc>] x86_64_start_reservations+0xa7/0xab [<ffffffff81cb53b8>] x86_64_start_kernel+0xf8/0x107 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo(a)vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/ |