src/patches/suse-2.6.27.25/patches.arch/ppc-spufs-08-Use-kmalloc-rather-than-kzalloc-for-s.patch

   1 Subject: Use kmalloc rather than kzalloc for switch log buffer
   2 From: Jeremy Kerr <jk@ozlabs.org>
   3 References: 447133 - LTC50070
   4
   5 No need to zero the entire buffer, just the head and tail indices.
   6
   7 Signed-off-by: Jeremy Kerr <jk@ozlabs.org>
   8 Signed-off-by: Olaf Hering <olh@suse.de>
   9 ---
  10  arch/powerpc/platforms/cell/spufs/file.c |    3 ++-
  11  1 file changed, 2 insertions(+), 1 deletion(-)
  12
  13 --- a/arch/powerpc/platforms/cell/spufs/file.c
  14 +++ b/arch/powerpc/platforms/cell/spufs/file.c
  15 @@ -2445,7 +2445,7 @@ static int spufs_switch_log_open(struct
  16                 goto out;
  17         }
  18
  19 -       ctx->switch_log = kzalloc(sizeof(struct switch_log) +
  20 +       ctx->switch_log = kmalloc(sizeof(struct switch_log) +
  21                 SWITCH_LOG_BUFSIZE * sizeof(struct switch_log_entry),
  22                 GFP_KERNEL);
  23
  24 @@ -2454,6 +2454,7 @@ static int spufs_switch_log_open(struct
  25                 goto out;
  26         }
  27
  28 +       ctx->switch_log->head = ctx->switch_log->tail = 0;
  29         init_waitqueue_head(&ctx->switch_log->wait);
  30         rc = 0;
  31