diff options
| author | Heiko Carstens <heiko.carstens@de.ibm.com> | 2016-01-15 14:50:25 +0100 |
|---|---|---|
| committer | Martin Schwidefsky <schwidefsky@de.ibm.com> | 2016-01-19 12:14:01 +0100 |
| commit | ef1f7fd7eba19eb64fc424355eb9d4e49ca06fb1 (patch) | |
| tree | b002f11020df052fc9ad38491739f54695dfa881 | |
| parent | 204ee2c5643199a25181ec04ea645d00709c2a5a (diff) | |
| download | linux-ef1f7fd7eba19eb64fc424355eb9d4e49ca06fb1.tar.bz2 | |
s390/numa: allocate memory with correct alignment
Allocating memory with a requested minimum alignment of 1 is wrong
since pg_data_t contains a spinlock which requires an alignment of 4
bytes.
Therefore fix this and ask for an alignment of 8 bytes like it is
guarenteed for all kmalloc requests.
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Acked-by: Michael Holzheu <holzheu@linux.vnet.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
| -rw-r--r-- | arch/s390/numa/numa.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/s390/numa/numa.c b/arch/s390/numa/numa.c index 43f32ce60aa3..b75ac43060e1 100644 --- a/arch/s390/numa/numa.c +++ b/arch/s390/numa/numa.c @@ -57,7 +57,7 @@ static __init pg_data_t *alloc_node_data(void) { pg_data_t *res; - res = (pg_data_t *) memblock_alloc(sizeof(pg_data_t), 1); + res = (pg_data_t *) memblock_alloc(sizeof(pg_data_t), 8); if (!res) panic("Could not allocate memory for node data!\n"); memset(res, 0, sizeof(pg_data_t)); |