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See http://www.infradead.org/rpr.html X-BeenThere: driverdev-devel@linuxdriverproject.org X-Mailman-Version: 2.1.24 List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-rtc@vger.kernel.org, Alessandro Zummo , Alexandre Belloni , devel@driverdev.osuosl.org, linux-kernel@vger.kernel.org, linux-scsi@vger.kernel.org, linux-ide@vger.kernel.org, Greg Kroah-Hartman , jfs-discussion@lists.sourceforge.net, linux-afs@lists.infradead.org, linux-acpi@vger.kernel.org, netdev@vger.kernel.org, netfilter-devel@vger.kernel.org, Jiri Slaby , linux-ext4@vger.kernel.org, Alexey Dobriyan , megaraidlinux.pdl@broadcom.com, drbd-dev@lists.linbit.com MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: driverdev-devel-bounces@linuxdriverproject.org Sender: "devel" X-getmail-retrieved-from-mailbox: INBOX X-Mailing-List: linux-kernel@vger.kernel.org List-ID: And use proc private data directly instead of doing a detour through seq->private. Signed-off-by: Christoph Hellwig --- net/netfilter/xt_hashlimit.c | 92 +++++++----------------------------- 1 file changed, 18 insertions(+), 74 deletions(-) diff --git a/net/netfilter/xt_hashlimit.c b/net/netfilter/xt_hashlimit.c index 0cd73567e7ff..9b16402f29af 100644 --- a/net/netfilter/xt_hashlimit.c +++ b/net/netfilter/xt_hashlimit.c @@ -57,9 +57,9 @@ static inline struct hashlimit_net *hashlimit_pernet(struct net *net) } /* need to declare this at the top */ -static const struct file_operations dl_file_ops_v2; -static const struct file_operations dl_file_ops_v1; -static const struct file_operations dl_file_ops; +static const struct seq_operations dl_seq_ops_v2; +static const struct seq_operations dl_seq_ops_v1; +static const struct seq_operations dl_seq_ops; /* hash table crap */ struct dsthash_dst { @@ -272,7 +272,7 @@ static int htable_create(struct net *net, struct hashlimit_cfg3 *cfg, { struct hashlimit_net *hashlimit_net = hashlimit_pernet(net); struct xt_hashlimit_htable *hinfo; - const struct file_operations *fops; + const struct seq_operations *ops; unsigned int size, i; int ret; @@ -321,19 +321,19 @@ static int htable_create(struct net *net, struct hashlimit_cfg3 *cfg, switch (revision) { case 1: - fops = &dl_file_ops_v1; + ops = &dl_seq_ops_v1; break; case 2: - fops = &dl_file_ops_v2; + ops = &dl_seq_ops_v2; break; default: - fops = &dl_file_ops; + ops = &dl_seq_ops; } - hinfo->pde = proc_create_data(name, 0, + hinfo->pde = proc_create_seq_data(name, 0, (family == NFPROTO_IPV4) ? hashlimit_net->ipt_hashlimit : hashlimit_net->ip6t_hashlimit, - fops, hinfo); + ops, hinfo); if (hinfo->pde == NULL) { kfree(hinfo->name); vfree(hinfo); @@ -1057,7 +1057,7 @@ static struct xt_match hashlimit_mt_reg[] __read_mostly = { static void *dl_seq_start(struct seq_file *s, loff_t *pos) __acquires(htable->lock) { - struct xt_hashlimit_htable *htable = s->private; + struct xt_hashlimit_htable *htable = PDE_DATA(file_inode(s->private)); unsigned int *bucket; spin_lock_bh(&htable->lock); @@ -1074,7 +1074,7 @@ static void *dl_seq_start(struct seq_file *s, loff_t *pos) static void *dl_seq_next(struct seq_file *s, void *v, loff_t *pos) { - struct xt_hashlimit_htable *htable = s->private; + struct xt_hashlimit_htable *htable = PDE_DATA(file_inode(s->private)); unsigned int *bucket = v; *pos = ++(*bucket); @@ -1088,7 +1088,7 @@ static void *dl_seq_next(struct seq_file *s, void *v, loff_t *pos) static void dl_seq_stop(struct seq_file *s, void *v) __releases(htable->lock) { - struct xt_hashlimit_htable *htable = s->private; + struct xt_hashlimit_htable *htable = PDE_DATA(file_inode(s->private)); unsigned int *bucket = v; if (!IS_ERR(bucket)) @@ -1130,7 +1130,7 @@ static void dl_seq_print(struct dsthash_ent *ent, u_int8_t family, static int dl_seq_real_show_v2(struct dsthash_ent *ent, u_int8_t family, struct seq_file *s) { - const struct xt_hashlimit_htable *ht = s->private; + struct xt_hashlimit_htable *ht = PDE_DATA(file_inode(s->private)); spin_lock(&ent->lock); /* recalculate to show accurate numbers */ @@ -1145,7 +1145,7 @@ static int dl_seq_real_show_v2(struct dsthash_ent *ent, u_int8_t family, static int dl_seq_real_show_v1(struct dsthash_ent *ent, u_int8_t family, struct seq_file *s) { - const struct xt_hashlimit_htable *ht = s->private; + struct xt_hashlimit_htable *ht = PDE_DATA(file_inode(s->private)); spin_lock(&ent->lock); /* recalculate to show accurate numbers */ @@ -1160,7 +1160,7 @@ static int dl_seq_real_show_v1(struct dsthash_ent *ent, u_int8_t family, static int dl_seq_real_show(struct dsthash_ent *ent, u_int8_t family, struct seq_file *s) { - const struct xt_hashlimit_htable *ht = s->private; + struct xt_hashlimit_htable *ht = PDE_DATA(file_inode(s->private)); spin_lock(&ent->lock); /* recalculate to show accurate numbers */ @@ -1174,7 +1174,7 @@ static int dl_seq_real_show(struct dsthash_ent *ent, u_int8_t family, static int dl_seq_show_v2(struct seq_file *s, void *v) { - struct xt_hashlimit_htable *htable = s->private; + struct xt_hashlimit_htable *htable = PDE_DATA(file_inode(s->private)); unsigned int *bucket = (unsigned int *)v; struct dsthash_ent *ent; @@ -1188,7 +1188,7 @@ static int dl_seq_show_v2(struct seq_file *s, void *v) static int dl_seq_show_v1(struct seq_file *s, void *v) { - struct xt_hashlimit_htable *htable = s->private; + struct xt_hashlimit_htable *htable = PDE_DATA(file_inode(s->private)); unsigned int *bucket = v; struct dsthash_ent *ent; @@ -1202,7 +1202,7 @@ static int dl_seq_show_v1(struct seq_file *s, void *v) static int dl_seq_show(struct seq_file *s, void *v) { - struct xt_hashlimit_htable *htable = s->private; + struct xt_hashlimit_htable *htable = PDE_DATA(file_inode(s->private)); unsigned int *bucket = v; struct dsthash_ent *ent; @@ -1235,62 +1235,6 @@ static const struct seq_operations dl_seq_ops = { .show = dl_seq_show }; -static int dl_proc_open_v2(struct inode *inode, struct file *file) -{ - int ret = seq_open(file, &dl_seq_ops_v2); - - if (!ret) { - struct seq_file *sf = file->private_data; - - sf->private = PDE_DATA(inode); - } - return ret; -} - -static int dl_proc_open_v1(struct inode *inode, struct file *file) -{ - int ret = seq_open(file, &dl_seq_ops_v1); - - if (!ret) { - struct seq_file *sf = file->private_data; - sf->private = PDE_DATA(inode); - } - return ret; -} - -static int dl_proc_open(struct inode *inode, struct file *file) -{ - int ret = seq_open(file, &dl_seq_ops); - - if (!ret) { - struct seq_file *sf = file->private_data; - - sf->private = PDE_DATA(inode); - } - return ret; -} - -static const struct file_operations dl_file_ops_v2 = { - .open = dl_proc_open_v2, - .read = seq_read, - .llseek = seq_lseek, - .release = seq_release -}; - -static const struct file_operations dl_file_ops_v1 = { - .open = dl_proc_open_v1, - .read = seq_read, - .llseek = seq_lseek, - .release = seq_release -}; - -static const struct file_operations dl_file_ops = { - .open = dl_proc_open, - .read = seq_read, - .llseek = seq_lseek, - .release = seq_release -}; - static int __net_init hashlimit_proc_net_init(struct net *net) { struct hashlimit_net *hashlimit_net = hashlimit_pernet(net); -- 2.17.0 _______________________________________________ devel mailing list devel@linuxdriverproject.org http://driverdev.linuxdriverproject.org/mailman/listinfo/driverdev-devel