2023-07-29 12:54:09

by Yue Haibing

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Subject: [PATCH net-next] net/smc: Remove unused function declarations

commit f9aab6f2ce57 ("net/smc: immediate freeing in smc_lgr_cleanup_early()")
left behind smc_lgr_schedule_free_work_fast() declaration.
And since commit 349d43127dac ("net/smc: fix kernel panic caused by race of smc_sock")
smc_ib_modify_qp_reset() is not used anymore.

Signed-off-by: Yue Haibing <[email protected]>
---
net/smc/smc_core.h | 1 -
net/smc/smc_ib.h | 1 -
2 files changed, 2 deletions(-)

diff --git a/net/smc/smc_core.h b/net/smc/smc_core.h
index 1645fba0d2d3..3c1b31bfa1cf 100644
--- a/net/smc/smc_core.h
+++ b/net/smc/smc_core.h
@@ -539,7 +539,6 @@ int smc_vlan_by_tcpsk(struct socket *clcsock, struct smc_init_info *ini);

void smc_conn_free(struct smc_connection *conn);
int smc_conn_create(struct smc_sock *smc, struct smc_init_info *ini);
-void smc_lgr_schedule_free_work_fast(struct smc_link_group *lgr);
int smc_core_init(void);
void smc_core_exit(void);

diff --git a/net/smc/smc_ib.h b/net/smc/smc_ib.h
index 034295676e88..4df5f8c8a0a1 100644
--- a/net/smc/smc_ib.h
+++ b/net/smc/smc_ib.h
@@ -96,7 +96,6 @@ void smc_ib_destroy_queue_pair(struct smc_link *lnk);
int smc_ib_create_queue_pair(struct smc_link *lnk);
int smc_ib_ready_link(struct smc_link *lnk);
int smc_ib_modify_qp_rts(struct smc_link *lnk);
-int smc_ib_modify_qp_reset(struct smc_link *lnk);
int smc_ib_modify_qp_error(struct smc_link *lnk);
long smc_ib_setup_per_ibdev(struct smc_ib_device *smcibdev);
int smc_ib_get_memory_region(struct ib_pd *pd, int access_flags,
--
2.34.1



2023-07-30 17:51:43

by Simon Horman

[permalink] [raw]
Subject: Re: [PATCH net-next] net/smc: Remove unused function declarations

On Sat, Jul 29, 2023 at 08:19:29PM +0800, Yue Haibing wrote:
> commit f9aab6f2ce57 ("net/smc: immediate freeing in smc_lgr_cleanup_early()")
> left behind smc_lgr_schedule_free_work_fast() declaration.
> And since commit 349d43127dac ("net/smc: fix kernel panic caused by race of smc_sock")
> smc_ib_modify_qp_reset() is not used anymore.
>
> Signed-off-by: Yue Haibing <[email protected]>

Reviewed-by: Simon Horman <[email protected]>


2023-07-31 02:31:57

by Tony Lu

[permalink] [raw]
Subject: Re: [PATCH net-next] net/smc: Remove unused function declarations

On Sat, Jul 29, 2023 at 08:19:29PM +0800, Yue Haibing wrote:
> commit f9aab6f2ce57 ("net/smc: immediate freeing in smc_lgr_cleanup_early()")
> left behind smc_lgr_schedule_free_work_fast() declaration.
> And since commit 349d43127dac ("net/smc: fix kernel panic caused by race of smc_sock")
> smc_ib_modify_qp_reset() is not used anymore.
>
> Signed-off-by: Yue Haibing <[email protected]>

LGTM, thanks.

Reviewed-by: Tony Lu <[email protected]>

> ---
> net/smc/smc_core.h | 1 -
> net/smc/smc_ib.h | 1 -
> 2 files changed, 2 deletions(-)
>
> diff --git a/net/smc/smc_core.h b/net/smc/smc_core.h
> index 1645fba0d2d3..3c1b31bfa1cf 100644
> --- a/net/smc/smc_core.h
> +++ b/net/smc/smc_core.h
> @@ -539,7 +539,6 @@ int smc_vlan_by_tcpsk(struct socket *clcsock, struct smc_init_info *ini);
>
> void smc_conn_free(struct smc_connection *conn);
> int smc_conn_create(struct smc_sock *smc, struct smc_init_info *ini);
> -void smc_lgr_schedule_free_work_fast(struct smc_link_group *lgr);
> int smc_core_init(void);
> void smc_core_exit(void);
>
> diff --git a/net/smc/smc_ib.h b/net/smc/smc_ib.h
> index 034295676e88..4df5f8c8a0a1 100644
> --- a/net/smc/smc_ib.h
> +++ b/net/smc/smc_ib.h
> @@ -96,7 +96,6 @@ void smc_ib_destroy_queue_pair(struct smc_link *lnk);
> int smc_ib_create_queue_pair(struct smc_link *lnk);
> int smc_ib_ready_link(struct smc_link *lnk);
> int smc_ib_modify_qp_rts(struct smc_link *lnk);
> -int smc_ib_modify_qp_reset(struct smc_link *lnk);
> int smc_ib_modify_qp_error(struct smc_link *lnk);
> long smc_ib_setup_per_ibdev(struct smc_ib_device *smcibdev);
> int smc_ib_get_memory_region(struct ib_pd *pd, int access_flags,
> --
> 2.34.1

2023-07-31 09:48:37

by Wenjia Zhang

[permalink] [raw]
Subject: Re: [PATCH net-next] net/smc: Remove unused function declarations



On 29.07.23 14:19, Yue Haibing wrote:
> commit f9aab6f2ce57 ("net/smc: immediate freeing in smc_lgr_cleanup_early()")
> left behind smc_lgr_schedule_free_work_fast() declaration.
> And since commit 349d43127dac ("net/smc: fix kernel panic caused by race of smc_sock")
> smc_ib_modify_qp_reset() is not used anymore.
>
> Signed-off-by: Yue Haibing <[email protected]>

Thank you for the findings!

Reviewed-by: Wenjia Zhang <[email protected]>

2023-07-31 22:45:15

by patchwork-bot+netdevbpf

[permalink] [raw]
Subject: Re: [PATCH net-next] net/smc: Remove unused function declarations

Hello:

This patch was applied to netdev/net-next.git (main)
by Jakub Kicinski <[email protected]>:

On Sat, 29 Jul 2023 20:19:29 +0800 you wrote:
> commit f9aab6f2ce57 ("net/smc: immediate freeing in smc_lgr_cleanup_early()")
> left behind smc_lgr_schedule_free_work_fast() declaration.
> And since commit 349d43127dac ("net/smc: fix kernel panic caused by race of smc_sock")
> smc_ib_modify_qp_reset() is not used anymore.
>
> Signed-off-by: Yue Haibing <[email protected]>
>
> [...]

Here is the summary with links:
- [net-next] net/smc: Remove unused function declarations
https://git.kernel.org/netdev/net-next/c/4cbc32a8a2b4

You are awesome, thank you!
--
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