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* [ltt-dev] [PATCH 3/4] Fix a compile warning of 'initialization from incompatible pointer type'
@ 2008-10-23 10:46 Zhaolei
  2008-10-24 14:23 ` Mathieu Desnoyers
  0 siblings, 1 reply; 2+ messages in thread
From: Zhaolei @ 2008-10-23 10:46 UTC (permalink / raw)


Warning is:
ltt/ltt-relay.c:1602: warning: initialization from incompatible pointer type

Return value of ltt_relay_reserve_slot should be int because it only return
errorcode or 0.

Signed-off-by: Zhao Lei <zhaolei at cn.fujitsu.com>
---
 include/linux/ltt-tracer.h |    2 +-
 ltt/ltt-relay-locked.c     |    2 +-
 ltt/ltt-relay.c            |    2 +-
 3 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/include/linux/ltt-tracer.h b/include/linux/ltt-tracer.h
index a1c6c14..f7cb1d1 100644
--- a/include/linux/ltt-tracer.h
+++ b/include/linux/ltt-tracer.h
@@ -174,7 +174,7 @@ struct user_dbg_data {
 
 struct ltt_trace_ops {
 	/* First 32 bytes cache-hot cacheline */
-	ssize_t (*reserve_slot) (struct ltt_trace_struct *trace,
+	int (*reserve_slot) (struct ltt_trace_struct *trace,
 				struct ltt_channel_struct *channel,
 				void **transport_data, size_t data_size,
 				size_t *slot_size, long *buf_offset, u64 *tsc,
diff --git a/ltt/ltt-relay-locked.c b/ltt/ltt-relay-locked.c
index 779ff89..ab402f8 100644
--- a/ltt/ltt-relay-locked.c
+++ b/ltt/ltt-relay-locked.c
@@ -1252,7 +1252,7 @@ static inline void ltt_reserve_end_switch_current(
  *
  * It will take care of sub-buffer switching.
  */
-static notrace long ltt_relay_reserve_slot(struct ltt_trace_struct *trace,
+static notrace int ltt_relay_reserve_slot(struct ltt_trace_struct *trace,
 		struct ltt_channel_struct *ltt_channel, void **transport_data,
 		size_t data_size, size_t *slot_size, long *buf_offset, u64 *tsc,
 		unsigned int *rflags, int largest_align, int cpu)
diff --git a/ltt/ltt-relay.c b/ltt/ltt-relay.c
index 86f5082..5667ab8 100644
--- a/ltt/ltt-relay.c
+++ b/ltt/ltt-relay.c
@@ -1278,7 +1278,7 @@ static inline void ltt_reserve_end_switch_current(
  *
  * It will take care of sub-buffer switching.
  */
-static notrace long ltt_relay_reserve_slot(struct ltt_trace_struct *trace,
+static notrace int ltt_relay_reserve_slot(struct ltt_trace_struct *trace,
 		struct ltt_channel_struct *ltt_channel, void **transport_data,
 		size_t data_size, size_t *slot_size, long *buf_offset, u64 *tsc,
 		unsigned int *rflags, int largest_align, int cpu)
-- 
1.5.5.3





^ permalink raw reply	[flat|nested] 2+ messages in thread

* [ltt-dev] [PATCH 3/4] Fix a compile warning of 'initialization from incompatible pointer type'
  2008-10-23 10:46 [ltt-dev] [PATCH 3/4] Fix a compile warning of 'initialization from incompatible pointer type' Zhaolei
@ 2008-10-24 14:23 ` Mathieu Desnoyers
  0 siblings, 0 replies; 2+ messages in thread
From: Mathieu Desnoyers @ 2008-10-24 14:23 UTC (permalink / raw)


* Zhaolei (zhaolei at cn.fujitsu.com) wrote:
> Warning is:
> ltt/ltt-relay.c:1602: warning: initialization from incompatible pointer type
> 
> Return value of ltt_relay_reserve_slot should be int because it only return
> errorcode or 0.
> 

Also merged manually given it touches 3 different patches. Thanks !

Mathieu

> Signed-off-by: Zhao Lei <zhaolei at cn.fujitsu.com>
> ---
>  include/linux/ltt-tracer.h |    2 +-
>  ltt/ltt-relay-locked.c     |    2 +-
>  ltt/ltt-relay.c            |    2 +-
>  3 files changed, 3 insertions(+), 3 deletions(-)
> 
> diff --git a/include/linux/ltt-tracer.h b/include/linux/ltt-tracer.h
> index a1c6c14..f7cb1d1 100644
> --- a/include/linux/ltt-tracer.h
> +++ b/include/linux/ltt-tracer.h
> @@ -174,7 +174,7 @@ struct user_dbg_data {
>  
>  struct ltt_trace_ops {
>  	/* First 32 bytes cache-hot cacheline */
> -	ssize_t (*reserve_slot) (struct ltt_trace_struct *trace,
> +	int (*reserve_slot) (struct ltt_trace_struct *trace,
>  				struct ltt_channel_struct *channel,
>  				void **transport_data, size_t data_size,
>  				size_t *slot_size, long *buf_offset, u64 *tsc,
> diff --git a/ltt/ltt-relay-locked.c b/ltt/ltt-relay-locked.c
> index 779ff89..ab402f8 100644
> --- a/ltt/ltt-relay-locked.c
> +++ b/ltt/ltt-relay-locked.c
> @@ -1252,7 +1252,7 @@ static inline void ltt_reserve_end_switch_current(
>   *
>   * It will take care of sub-buffer switching.
>   */
> -static notrace long ltt_relay_reserve_slot(struct ltt_trace_struct *trace,
> +static notrace int ltt_relay_reserve_slot(struct ltt_trace_struct *trace,
>  		struct ltt_channel_struct *ltt_channel, void **transport_data,
>  		size_t data_size, size_t *slot_size, long *buf_offset, u64 *tsc,
>  		unsigned int *rflags, int largest_align, int cpu)
> diff --git a/ltt/ltt-relay.c b/ltt/ltt-relay.c
> index 86f5082..5667ab8 100644
> --- a/ltt/ltt-relay.c
> +++ b/ltt/ltt-relay.c
> @@ -1278,7 +1278,7 @@ static inline void ltt_reserve_end_switch_current(
>   *
>   * It will take care of sub-buffer switching.
>   */
> -static notrace long ltt_relay_reserve_slot(struct ltt_trace_struct *trace,
> +static notrace int ltt_relay_reserve_slot(struct ltt_trace_struct *trace,
>  		struct ltt_channel_struct *ltt_channel, void **transport_data,
>  		size_t data_size, size_t *slot_size, long *buf_offset, u64 *tsc,
>  		unsigned int *rflags, int largest_align, int cpu)
> -- 
> 1.5.5.3
> 
> 
> 
> _______________________________________________
> ltt-dev mailing list
> ltt-dev at lists.casi.polymtl.ca
> http://lists.casi.polymtl.ca/cgi-bin/mailman/listinfo/ltt-dev
> 

-- 
Mathieu Desnoyers
OpenPGP key fingerprint: 8CD5 52C3 8E3C 4140 715F  BA06 3F25 A8FE 3BAE 9A68



^ permalink raw reply	[flat|nested] 2+ messages in thread

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2008-10-23 10:46 [ltt-dev] [PATCH 3/4] Fix a compile warning of 'initialization from incompatible pointer type' Zhaolei
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