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>>-----Original Message-----
>>From: Zhang, Yanmin
>>Sent: 2004年10月19日 9:09
>>To: [email protected]
>>Cc: Chen, Kenneth W
>>Subject:
>>
>>In base kernel 2.6.9-rc4, function hugetlb_get_unmapped_area failed to find
>>an unmapped area while unmapped area is huge. That's because
>>hugetlb_get_unmapped_area just searches forward from mm->free_area_cache. If
>>reaching TASK_SIZE, it does not go back to TASK_UNMAPPED_BASE, just returns
>>-ENOMEM.
>>The attachment is a simple case to trigger it on IA32 machine.
>>
>>The other attachment is the patch to fix it.
>>1) Add a specific hugetlb_get_unmapped_area on i386.
>>2) Generic hugetlb_get_unmapped_area is also fixed.
>>
>>Signed-off-by: Zhang Yanmin <[email protected]>