Messages in this thread | | | Date | Fri, 9 Sep 2005 15:53:18 +0100 | From | Christoph Hellwig <> | Subject | Re: [PATCH 2/25] NTFS: Allow highmem kmalloc() in ntfs_malloc_nofs() and add _nofail() version. |
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On Fri, Sep 09, 2005 at 07:51:23AM -0700, Roland Dreier wrote: > Anton> fs/ntfs/malloc.h::ntfs_malloc_nofs() to do the kmalloc() > Anton> based allocations with __GFP_HIGHMEM, analogous to how the > Anton> vmalloc() based allocations are done. > > Does it make sense to pass __GFP_HIGHMEM to kmalloc()?
Not at all (as you indicated below..)
> kmalloc() has > to return memory from lowmem, since it gives you an address from the > direct-mapped kernel area, so at best kmalloc() ignores this flag.
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