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| author | Chuck Lever | 2015-05-26 17:53:23 +0200 |
|---|---|---|
| committer | Anna Schumaker | 2015-06-12 19:10:37 +0200 |
| commit | acb9da7a57d7905c46d0b69d30fcf944eae261de (patch) | |
| tree | 22fe11a9f29010a5d822c1cb7f455ed25d761ec9 /net/sunrpc/auth_gss/gss_generic_token.c | |
| parent | xprtrdma: Split rb_lock (diff) | |
| download | kernel-qcow2-linux-acb9da7a57d7905c46d0b69d30fcf944eae261de.tar.gz kernel-qcow2-linux-acb9da7a57d7905c46d0b69d30fcf944eae261de.tar.xz kernel-qcow2-linux-acb9da7a57d7905c46d0b69d30fcf944eae261de.zip | |
xprtrdma: Stack relief in fmr_op_map()
fmr_op_map() declares a 64 element array of u64 in automatic
storage. This is 512 bytes (8 * 64) on the stack.
Instead, when FMR memory registration is in use, pre-allocate a
physaddr array for each rpcrdma_mw.
This is a pre-requisite for increasing the r/wsize maximum for
FMR on platforms with 4KB pages.
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Reviewed-by: Steve Wise <swise@opengridcomputing.com>
Reviewed-by: Sagi Grimberg <sagig@mellanox.com>
Reviewed-by: Devesh Sharma <devesh.sharma@avagotech.com>
Tested-By: Devesh Sharma <devesh.sharma@avagotech.com>
Reviewed-by: Doug Ledford <dledford@redhat.com>
Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>
Diffstat (limited to 'net/sunrpc/auth_gss/gss_generic_token.c')
0 files changed, 0 insertions, 0 deletions