ixgbe: disable RSC when Rx checksum is off
ixgbe: disable RSC when Rx checksum is off

Disabling Rx checksumming leads to performance degradation due to
RSC causing packets to have incorrect checksums.

Signed-off-by: Emil Tantilov <7bb77ce8696ed668ba78a49cc3445dd5ee9fe4b8@intel.com>
Tested-by: Evan Swanson <6df00955c7ac9416be6bf9cecd338667bc2679e3@intel.com>
Signed-off-by: Jeff Kirsher <87e35f5be20bb3e67f4ba6b86f5f6be3085b1b3a@intel.com>

KristFoundation/Programs,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas