On Tue, 2015-09-29 at 10:51 -0400, Mike Marciniszyn wrote: > The lkey table is allocated with with a get_user_pages() with an > order based on a number of index bits from a module parameter. > > The underlying kernel code cannot allocate that many contiguous > pages. > > There is no reason the underlying memory needs to be physically > contiguous. > > This patch: > - switches the allocation/deallocation to vmalloc/vfree > - caps the number of bits to 23 to insure at least 1 generation bit > o this matches the module parameter description > > Cc: [email protected] # 3.2 > Reviewed-by: Vinit Agnihotri <[email protected]> > Signed-off-by: Mike Marciniszyn <[email protected]> > Signed-off-by: Doug Ledford <[email protected]> [...]
qib_dev_warn() is not defined. But, I worked out how to backport this anyway. Ben. -- Ben Hutchings Once a job is fouled up, anything done to improve it makes it worse.
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