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armbian_build/patch/kernel/archive/sun50iw9-btt-6.1/linux-6.1.72-73.patch

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diff --git a/Makefile b/Makefile
index bad3387b3251c..e4f2d019ca745 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
# SPDX-License-Identifier: GPL-2.0
VERSION = 6
PATCHLEVEL = 1
-SUBLEVEL = 72
+SUBLEVEL = 73
EXTRAVERSION =
NAME = Curry Ramen
diff --git a/fs/nfsd/nfsctl.c b/fs/nfsd/nfsctl.c
index b3b4542e31ed5..573de0d49e172 100644
--- a/fs/nfsd/nfsctl.c
+++ b/fs/nfsd/nfsctl.c
@@ -716,10 +716,8 @@ static ssize_t __write_ports_addfd(char *buf, struct net *net, const struct cred
err = svc_addsock(nn->nfsd_serv, net, fd, buf, SIMPLE_TRANSACTION_LIMIT, cred);
- if (err < 0 && !nn->nfsd_serv->sv_nrthreads && !nn->keep_active)
- nfsd_last_thread(net);
- else if (err >= 0 &&
- !nn->nfsd_serv->sv_nrthreads && !xchg(&nn->keep_active, 1))
+ if (err >= 0 &&
+ !nn->nfsd_serv->sv_nrthreads && !xchg(&nn->keep_active, 1))
svc_get(nn->nfsd_serv);
nfsd_put(net);
@@ -769,9 +767,6 @@ out_close:
svc_xprt_put(xprt);
}
out_err:
- if (!nn->nfsd_serv->sv_nrthreads && !nn->keep_active)
- nfsd_last_thread(net);
-
nfsd_put(net);
return err;
}
diff --git a/fs/nfsd/nfsd.h b/fs/nfsd/nfsd.h
index 53166cce7062c..09726c5b9a317 100644
--- a/fs/nfsd/nfsd.h
+++ b/fs/nfsd/nfsd.h
@@ -97,12 +97,7 @@ int nfsd_pool_stats_open(struct inode *, struct file *);
int nfsd_pool_stats_release(struct inode *, struct file *);
void nfsd_shutdown_threads(struct net *net);
-static inline void nfsd_put(struct net *net)
-{
- struct nfsd_net *nn = net_generic(net, nfsd_net_id);
-
- svc_put(nn->nfsd_serv);
-}
+void nfsd_put(struct net *net);
bool i_am_nfsd(void);
@@ -139,7 +134,6 @@ int nfsd_vers(struct nfsd_net *nn, int vers, enum vers_op change);
int nfsd_minorversion(struct nfsd_net *nn, u32 minorversion, enum vers_op change);
void nfsd_reset_versions(struct nfsd_net *nn);
int nfsd_create_serv(struct net *net);
-void nfsd_last_thread(struct net *net);
extern int nfsd_max_blksize;
diff --git a/fs/nfsd/nfssvc.c b/fs/nfsd/nfssvc.c
index 350c6c72f793f..c7695ebd28dc3 100644
--- a/fs/nfsd/nfssvc.c
+++ b/fs/nfsd/nfssvc.c
@@ -523,14 +523,9 @@ static struct notifier_block nfsd_inet6addr_notifier = {
/* Only used under nfsd_mutex, so this atomic may be overkill: */
static atomic_t nfsd_notifier_refcount = ATOMIC_INIT(0);
-void nfsd_last_thread(struct net *net)
+static void nfsd_last_thread(struct svc_serv *serv, struct net *net)
{
struct nfsd_net *nn = net_generic(net, nfsd_net_id);
- struct svc_serv *serv = nn->nfsd_serv;
-
- spin_lock(&nfsd_notifier_lock);
- nn->nfsd_serv = NULL;
- spin_unlock(&nfsd_notifier_lock);
/* check if the notifier still has clients */
if (atomic_dec_return(&nfsd_notifier_refcount) == 0) {
@@ -540,8 +535,6 @@ void nfsd_last_thread(struct net *net)
#endif
}
- svc_xprt_destroy_all(serv, net);
-
/*
* write_ports can create the server without actually starting
* any threads--if we get shut down before any threads are
@@ -632,8 +625,7 @@ void nfsd_shutdown_threads(struct net *net)
svc_get(serv);
/* Kill outstanding nfsd threads */
svc_set_num_threads(serv, NULL, 0);
- nfsd_last_thread(net);
- svc_put(serv);
+ nfsd_put(net);
mutex_unlock(&nfsd_mutex);
}
@@ -663,6 +655,9 @@ int nfsd_create_serv(struct net *net)
serv->sv_maxconn = nn->max_connections;
error = svc_bind(serv, net);
if (error < 0) {
+ /* NOT nfsd_put() as notifiers (see below) haven't
+ * been set up yet.
+ */
svc_put(serv);
return error;
}
@@ -705,6 +700,29 @@ int nfsd_get_nrthreads(int n, int *nthreads, struct net *net)
return 0;
}
+/* This is the callback for kref_put() below.
+ * There is no code here as the first thing to be done is
+ * call svc_shutdown_net(), but we cannot get the 'net' from
+ * the kref. So do all the work when kref_put returns true.
+ */
+static void nfsd_noop(struct kref *ref)
+{
+}
+
+void nfsd_put(struct net *net)
+{
+ struct nfsd_net *nn = net_generic(net, nfsd_net_id);
+
+ if (kref_put(&nn->nfsd_serv->sv_refcnt, nfsd_noop)) {
+ svc_xprt_destroy_all(nn->nfsd_serv, net);
+ nfsd_last_thread(nn->nfsd_serv, net);
+ svc_destroy(&nn->nfsd_serv->sv_refcnt);
+ spin_lock(&nfsd_notifier_lock);
+ nn->nfsd_serv = NULL;
+ spin_unlock(&nfsd_notifier_lock);
+ }
+}
+
int nfsd_set_nrthreads(int n, int *nthreads, struct net *net)
{
int i = 0;
@@ -755,7 +773,7 @@ int nfsd_set_nrthreads(int n, int *nthreads, struct net *net)
if (err)
break;
}
- svc_put(nn->nfsd_serv);
+ nfsd_put(net);
return err;
}
@@ -770,7 +788,6 @@ nfsd_svc(int nrservs, struct net *net, const struct cred *cred)
int error;
bool nfsd_up_before;
struct nfsd_net *nn = net_generic(net, nfsd_net_id);
- struct svc_serv *serv;
mutex_lock(&nfsd_mutex);
dprintk("nfsd: creating service\n");
@@ -790,25 +807,22 @@ nfsd_svc(int nrservs, struct net *net, const struct cred *cred)
goto out;
nfsd_up_before = nn->nfsd_net_up;
- serv = nn->nfsd_serv;
error = nfsd_startup_net(net, cred);
if (error)
goto out_put;
- error = svc_set_num_threads(serv, NULL, nrservs);
+ error = svc_set_num_threads(nn->nfsd_serv, NULL, nrservs);
if (error)
goto out_shutdown;
- error = serv->sv_nrthreads;
- if (error == 0)
- nfsd_last_thread(net);
+ error = nn->nfsd_serv->sv_nrthreads;
out_shutdown:
if (error < 0 && !nfsd_up_before)
nfsd_shutdown_net(net);
out_put:
/* Threads now hold service active */
if (xchg(&nn->keep_active, 0))
- svc_put(serv);
- svc_put(serv);
+ nfsd_put(net);
+ nfsd_put(net);
out:
mutex_unlock(&nfsd_mutex);
return error;
diff --git a/fs/smb/client/cifsfs.c b/fs/smb/client/cifsfs.c
index 2e15b182e59fc..7286a56aebfa9 100644
--- a/fs/smb/client/cifsfs.c
+++ b/fs/smb/client/cifsfs.c
@@ -1240,7 +1240,7 @@ static int cifs_flush_folio(struct inode *inode, loff_t pos, loff_t *_fstart, lo
int rc = 0;
folio = filemap_get_folio(inode->i_mapping, index);
- if (IS_ERR(folio))
+ if (!folio)
return 0;
size = folio_size(folio);
diff --git a/include/net/dst_ops.h b/include/net/dst_ops.h
index 88ff7bb2bb9bd..632086b2f644a 100644
--- a/include/net/dst_ops.h
+++ b/include/net/dst_ops.h
@@ -16,7 +16,7 @@ struct dst_ops {
unsigned short family;
unsigned int gc_thresh;
- int (*gc)(struct dst_ops *ops);
+ void (*gc)(struct dst_ops *ops);
struct dst_entry * (*check)(struct dst_entry *, __u32 cookie);
unsigned int (*default_advmss)(const struct dst_entry *);
unsigned int (*mtu)(const struct dst_entry *);
diff --git a/net/core/dst.c b/net/core/dst.c
index bc9c9be4e0801..d178c564138ee 100644
--- a/net/core/dst.c
+++ b/net/core/dst.c
@@ -82,12 +82,8 @@ void *dst_alloc(struct dst_ops *ops, struct net_device *dev,
if (ops->gc &&
!(flags & DST_NOCOUNT) &&
- dst_entries_get_fast(ops) > ops->gc_thresh) {
- if (ops->gc(ops)) {
- pr_notice_ratelimited("Route cache is full: consider increasing sysctl net.ipv6.route.max_size.\n");
- return NULL;
- }
- }
+ dst_entries_get_fast(ops) > ops->gc_thresh)
+ ops->gc(ops);
dst = kmem_cache_alloc(ops->kmem_cachep, GFP_ATOMIC);
if (!dst)
diff --git a/net/ipv6/route.c b/net/ipv6/route.c
index 0bcdb675ba2c1..7f65dc750feb8 100644
--- a/net/ipv6/route.c
+++ b/net/ipv6/route.c
@@ -91,7 +91,7 @@ static struct dst_entry *ip6_negative_advice(struct dst_entry *);
static void ip6_dst_destroy(struct dst_entry *);
static void ip6_dst_ifdown(struct dst_entry *,
struct net_device *dev, int how);
-static int ip6_dst_gc(struct dst_ops *ops);
+static void ip6_dst_gc(struct dst_ops *ops);
static int ip6_pkt_discard(struct sk_buff *skb);
static int ip6_pkt_discard_out(struct net *net, struct sock *sk, struct sk_buff *skb);
@@ -3288,11 +3288,10 @@ out:
return dst;
}
-static int ip6_dst_gc(struct dst_ops *ops)
+static void ip6_dst_gc(struct dst_ops *ops)
{
struct net *net = container_of(ops, struct net, ipv6.ip6_dst_ops);
int rt_min_interval = net->ipv6.sysctl.ip6_rt_gc_min_interval;
- int rt_max_size = net->ipv6.sysctl.ip6_rt_max_size;
int rt_elasticity = net->ipv6.sysctl.ip6_rt_gc_elasticity;
int rt_gc_timeout = net->ipv6.sysctl.ip6_rt_gc_timeout;
unsigned long rt_last_gc = net->ipv6.ip6_rt_last_gc;
@@ -3300,11 +3299,10 @@ static int ip6_dst_gc(struct dst_ops *ops)
int entries;
entries = dst_entries_get_fast(ops);
- if (entries > rt_max_size)
+ if (entries > ops->gc_thresh)
entries = dst_entries_get_slow(ops);
- if (time_after(rt_last_gc + rt_min_interval, jiffies) &&
- entries <= rt_max_size)
+ if (time_after(rt_last_gc + rt_min_interval, jiffies))
goto out;
fib6_run_gc(atomic_inc_return(&net->ipv6.ip6_rt_gc_expire), net, true);
@@ -3314,7 +3312,6 @@ static int ip6_dst_gc(struct dst_ops *ops)
out:
val = atomic_read(&net->ipv6.ip6_rt_gc_expire);
atomic_set(&net->ipv6.ip6_rt_gc_expire, val - (val >> rt_elasticity));
- return entries > rt_max_size;
}
static int ip6_nh_lookup_table(struct net *net, struct fib6_config *cfg,
@@ -6517,7 +6514,7 @@ static int __net_init ip6_route_net_init(struct net *net)
#endif
net->ipv6.sysctl.flush_delay = 0;
- net->ipv6.sysctl.ip6_rt_max_size = 4096;
+ net->ipv6.sysctl.ip6_rt_max_size = INT_MAX;
net->ipv6.sysctl.ip6_rt_gc_min_interval = HZ / 2;
net->ipv6.sysctl.ip6_rt_gc_timeout = 60*HZ;
net->ipv6.sysctl.ip6_rt_gc_interval = 30*HZ;
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