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2010-03-01early_res: Need to save the allocation name in drop_range_partial()Yinghai Lu
During free_early_partial(), reserve_early_without_check() could end extending the early_res area from __check_and_double_early_res(); as a result, the location of the name for the current reservation could change. Therefore, we need to save a local copy of the name. [ hpa: rewrote comment and checkin description ] Signed-off-by: Yinghai Lu <yinghai@kernel.org> LKML-Reference: <4B8C7C94.7070000@kernel.org> Signed-off-by: H. Peter Anvin <hpa@zytor.com>
2010-02-26early_res: Add free_early_partial()Yinghai Lu
To free partial areas in pcpu_setup... Reported-by: Peter Zijlstra <peterz@infradead.org> Signed-off-by: Yinghai Lu <yinghai@kernel.org> Cc: Tejun Heo <tj@kernel.org> Cc: Christoph Lameter <cl@linux-foundation.org> Cc: Stephen Rothwell <sfr@canb.auug.org.au> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Jesse Barnes <jbarnes@virtuousgeek.org> Cc: Pekka Enberg <penberg@cs.helsinki.fi> LKML-Reference: <4B85E245.5030001@kernel.org> Signed-off-by: Ingo Molnar <mingo@elte.hu>
2010-02-16core: Move early_res from arch/x86 to kernel/Yinghai Lu
This makes the range reservation feature available to other architectures. -v2: add get_max_mapped, max_pfn_mapped only defined in x86... to fix PPC compiling -v3: according to hpa, add CONFIG_HAVE_EARLY_RES -v4: fix typo about EARLY_RES in config Signed-off-by: Yinghai Lu <yinghai@kernel.org> LKML-Reference: <4B7B5723.4070009@kernel.org> Signed-off-by: H. Peter Anvin <hpa@zytor.com>