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Code Issues Releases Activity

FIx for a bug in the change that made nfs_timer() MPSAFE. We need to

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grab Giant before calling pru_send() (if running with mpsafenet = 0).

Found by:	Jeremie Le Hen.
Fixed by:	Maxime Henrion
This commit is contained in:
Paul Saab 2005-07-27 15:06:26 +00:00
parent 4fb48d10b0
commit 250614c5ab
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=148448
1 changed files with 2 additions and 0 deletions
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2
sys/nfsclient/nfs_socket.c
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@ -1255,12 +1255,14 @@ nfs_timer(void *arg)
*/
rep->r_flags |= R_REXMIT_INPROG;
mtx_unlock(&nfs_reqq_mtx);
NET_LOCK_GIANT();
if ((nmp->nm_flag & NFSMNT_NOCONN) == 0)
error = (*so->so_proto->pr_usrreqs->pru_send)
(so, 0, m, NULL, NULL, curthread);
else
error = (*so->so_proto->pr_usrreqs->pru_send)
(so, 0, m, nmp->nm_nam, NULL, curthread);
NET_UNLOCK_GIANT();
mtx_lock(&nfs_reqq_mtx);
rep->r_flags &= ~R_REXMIT_INPROG;
wakeup((caddr_t)&rep->r_flags);