powerpc/spufs: Use kmalloc rather than kzalloc for switch log buffer

No need to zero the entire buffer, just the head and tail indices.

Signed-off-by: Jeremy Kerr <jk@ozlabs.org>

diff --git a/arch/powerpc/platforms/cell/spufs/file.c b/arch/powerpc/platforms/cell/spufs/file.c
index b6f7b917b56c6a4636517b8996120af7941597d1..b73c369cc6f167a4fa52c9162cfed557c9c1bba0 100644 (file)
--- a/arch/powerpc/platforms/cell/spufs/file.c
+++ b/arch/powerpc/platforms/cell/spufs/file.c
@@ -2442,7 +2442,7 @@ static int spufs_switch_log_open(struct inode *inode, struct file *file)
                goto out;
        }
 
-       ctx->switch_log = kzalloc(sizeof(struct switch_log) +
+       ctx->switch_log = kmalloc(sizeof(struct switch_log) +
                SWITCH_LOG_BUFSIZE * sizeof(struct switch_log_entry),
                GFP_KERNEL);
 
@@ -2451,6 +2451,7 @@ static int spufs_switch_log_open(struct inode *inode, struct file *file)
                goto out;
        }
 
+       ctx->switch_log->head = ctx->switch_log->tail = 0;
        init_waitqueue_head(&ctx->switch_log->wait);
        rc = 0;