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* [PATCH] powerpc64: fix spinlock recursion in native_hpte_clearR Sharada2006-02-23
| | | | | | | | | | native_hpte_clear has a spinlock recursion problem with the native_tlbie_lock being called twice, once in native_hpte_clear() and once within tlbie(). Fix the problem by changing the call to tlbie() in native_hpte_clear() to __tlbie(). It still supports only 4k pages for now. Signed-off-by: R Sharada <sharada@in.ibm.com> Signed-off-by: Paul Mackerras <paulus@samba.org>
* [PATCH] ppc64: support 64k pagesBenjamin Herrenschmidt2005-11-06
| | | | | | | | | | | | | | | Adds a new CONFIG_PPC_64K_PAGES which, when enabled, changes the kernel base page size to 64K. The resulting kernel still boots on any hardware. On current machines with 4K pages support only, the kernel will maintain 16 "subpages" for each 64K page transparently. Note that while real 64K capable HW has been tested, the current patch will not enable it yet as such hardware is not released yet, and I'm still verifying with the firmware architects the proper to get the information from the newer hypervisors. Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
* powerpc: Merge arch/ppc64/mm to arch/powerpc/mmPaul Mackerras2005-10-10
This moves the remaining files in arch/ppc64/mm to arch/powerpc/mm, and arranges that we use them when compiling with ARCH=ppc64. Signed-off-by: Paul Mackerras <paulus@samba.org>