diff options
Diffstat (limited to 'arch/s390/include/asm/qdio.h')
-rw-r--r-- | arch/s390/include/asm/qdio.h | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/arch/s390/include/asm/qdio.h b/arch/s390/include/asm/qdio.h index 79d849f014f0..c666bfe5e984 100644 --- a/arch/s390/include/asm/qdio.h +++ b/arch/s390/include/asm/qdio.h | |||
@@ -13,7 +13,8 @@ | |||
13 | #include <asm/cio.h> | 13 | #include <asm/cio.h> |
14 | #include <asm/ccwdev.h> | 14 | #include <asm/ccwdev.h> |
15 | 15 | ||
16 | #define QDIO_MAX_QUEUES_PER_IRQ 32 | 16 | /* only use 4 queues to save some cachelines */ |
17 | #define QDIO_MAX_QUEUES_PER_IRQ 4 | ||
17 | #define QDIO_MAX_BUFFERS_PER_Q 128 | 18 | #define QDIO_MAX_BUFFERS_PER_Q 128 |
18 | #define QDIO_MAX_BUFFERS_MASK (QDIO_MAX_BUFFERS_PER_Q - 1) | 19 | #define QDIO_MAX_BUFFERS_MASK (QDIO_MAX_BUFFERS_PER_Q - 1) |
19 | #define QDIO_MAX_ELEMENTS_PER_BUFFER 16 | 20 | #define QDIO_MAX_ELEMENTS_PER_BUFFER 16 |