unimore/kernel-hacking-2024-linux-steffo
unimore/kernel-hacking-2024-linux-steffo
1
Fork 0
Code Pull requests 5 Wiki Activity

net/smc: abnormal termination without orderly flag

Browse source 
For abnormal termination issue an LLC DELETE_LINK without the
orderly flag.

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>
This commit is contained in:
Ursula Braun 2019-11-14 13:02:45 +01:00 committed by David S. Miller
parent 15e1b99aad
commit 2c1d3e5030
1 changed files with 4 additions and 6 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

10
net/smc/smc_core.c
View file

@ -161,10 +161,10 @@ static void smc_lgr_unregister_conn(struct smc_connection *conn)
* of the DELETE LINK sequence from server; or as server to
* initiate the delete processing. See smc_llc_rx_delete_link().
*/
static int smc_link_send_delete(struct smc_link *lnk)
static int smc_link_send_delete(struct smc_link *lnk, bool orderly)
{
if (lnk->state == SMC_LNK_ACTIVE &&
!smc_llc_send_delete_link(lnk, SMC_LLC_REQ, true)) {
!smc_llc_send_delete_link(lnk, SMC_LLC_REQ, orderly)) {
smc_llc_link_deleting(lnk);
return 0;
}
@ -201,7 +201,7 @@ static void smc_lgr_free_work(struct work_struct *work)
if (!lgr->is_smcd && !lgr->terminating) {
/* try to send del link msg, on error free lgr immediately */
if (lnk->state == SMC_LNK_ACTIVE &&
!smc_link_send_delete(lnk)) {
!smc_link_send_delete(lnk, true)) {
/* reschedule in case we never receive a response */
smc_lgr_schedule_free_work(lgr);
spin_unlock_bh(lgr_lock);
@ -1233,9 +1233,7 @@ static void smc_lgrs_shutdown(void)
if (!lgr->is_smcd) {
struct smc_link *lnk = &lgr->lnk[SMC_SINGLE_LINK];
if (lnk->state == SMC_LNK_ACTIVE)
smc_llc_send_delete_link(lnk, SMC_LLC_REQ,
false);
smc_link_send_delete(&lgr->lnk[SMC_SINGLE_LINK], false);
smc_llc_link_inactive(lnk);
}
cancel_delayed_work_sync(&lgr->free_work);