diff options
| author | Ursula Braun <ubraun@linux.ibm.com> | 2020-09-10 18:48:22 +0200 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2020-09-10 15:24:26 -0700 |
| commit | 6bb14e48ee8d8ec23d191fd91de33f09da1ecce4 (patch) | |
| tree | 7c344a7f487353c84948b55f11bfe0ca65036308 /net/smc/smc_clc.h | |
| parent | 5ac54d8768da973d761fef8aa1be9f00001107c0 (diff) | |
net/smc: dynamic allocation of CLC proposal buffer
Reduce stack size for smc_listen_work() and smc_clc_send_proposal()
by dynamic allocation of the CLC buffer to be received or sent.
Signed-off-by: Ursula Braun <ubraun@linux.ibm.com>
Signed-off-by: Karsten Graul <kgraul@linux.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/smc/smc_clc.h')
| -rw-r--r-- | net/smc/smc_clc.h | 15 |
1 files changed, 7 insertions, 8 deletions
diff --git a/net/smc/smc_clc.h b/net/smc/smc_clc.h index f98ca84ef2fe..7f7c55ff0476 100644 --- a/net/smc/smc_clc.h +++ b/net/smc/smc_clc.h @@ -110,14 +110,13 @@ struct smc_clc_msg_proposal { /* clc proposal message sent by Linux */ __be16 iparea_offset; /* offset to IP address information area */ } __aligned(4); -#define SMC_CLC_PROPOSAL_MAX_OFFSET 0x28 -#define SMC_CLC_PROPOSAL_MAX_PREFIX (SMC_CLC_MAX_V6_PREFIX * \ - sizeof(struct smc_clc_ipv6_prefix)) -#define SMC_CLC_MAX_LEN (sizeof(struct smc_clc_msg_proposal) + \ - SMC_CLC_PROPOSAL_MAX_OFFSET + \ - sizeof(struct smc_clc_msg_proposal_prefix) + \ - SMC_CLC_PROPOSAL_MAX_PREFIX + \ - sizeof(struct smc_clc_msg_trail)) +struct smc_clc_msg_proposal_area { + struct smc_clc_msg_proposal pclc_base; + struct smc_clc_msg_smcd pclc_smcd; + struct smc_clc_msg_proposal_prefix pclc_prfx; + struct smc_clc_ipv6_prefix pclc_prfx_ipv6[SMC_CLC_MAX_V6_PREFIX]; + struct smc_clc_msg_trail pclc_trl; +}; struct smc_clc_msg_accept_confirm { /* clc accept / confirm message */ struct smc_clc_msg_hdr hdr; |