diff options
| -rw-r--r-- | arch/microblaze/include/asm/system.h | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/arch/microblaze/include/asm/system.h b/arch/microblaze/include/asm/system.h index b1e2f0710098..48c4f0335e3f 100644 --- a/arch/microblaze/include/asm/system.h +++ b/arch/microblaze/include/asm/system.h | |||
| @@ -97,4 +97,14 @@ extern struct dentry *of_debugfs_root; | |||
| 97 | 97 | ||
| 98 | #define arch_align_stack(x) (x) | 98 | #define arch_align_stack(x) (x) |
| 99 | 99 | ||
| 100 | /* | ||
| 101 | * MicroBlaze doesn't handle unaligned accesses in hardware. | ||
| 102 | * | ||
| 103 | * Based on this we force the IP header alignment in network drivers. | ||
| 104 | * We also modify NET_SKB_PAD to be a cacheline in size, thus maintaining | ||
| 105 | * cacheline alignment of buffers. | ||
| 106 | */ | ||
| 107 | #define NET_IP_ALIGN 2 | ||
| 108 | #define NET_SKB_PAD L1_CACHE_BYTES | ||
| 109 | |||
| 100 | #endif /* _ASM_MICROBLAZE_SYSTEM_H */ | 110 | #endif /* _ASM_MICROBLAZE_SYSTEM_H */ |