Staging: Pohmelfs: Added ->show_stats() callback. (f2739de1) · Commits · e / devices / android_kernel_teracube_2e

drivers/staging/pohmelfs/inode.c

+40 −0

Original line number	Diff line number	Diff line
		@@ -1759,6 +1759,45 @@ static int pohmelfs_root_handshake(struct pohmelfs_sb *psb)
		return err;
		}

		static int pohmelfs_show_stats(struct seq_file m, struct vfsmount mnt)
		{
		struct netfs_state *st;
		struct pohmelfs_ctl *ctl;
		struct pohmelfs_sb *psb = POHMELFS_SB(mnt->mnt_sb);
		struct pohmelfs_config *c;

		mutex_lock(&psb->state_lock);

		seq_printf(m, "\nidx addr(:port) socket_type protocol active priority permissions\n");

		list_for_each_entry(c, &psb->state_list, config_entry) {
		st = &c->state;
		ctl = &st->ctl;

		seq_printf(m, "%u ", ctl->idx);
		if (ctl->addr.sa_family == AF_INET) {
		struct sockaddr_in sin = (struct sockaddr_in )&st->ctl.addr;
		//seq_printf(m, "%pi4:%u", &sin->sin_addr.s_addr, ntohs(sin->sin_port));
		seq_printf(m, "%u.%u.%u.%u:%u", NIPQUAD(sin->sin_addr.s_addr), ntohs(sin->sin_port));
		} else if (ctl->addr.sa_family == AF_INET6) {
		struct sockaddr_in6 sin = (struct sockaddr_in6 )&st->ctl.addr;
		seq_printf(m, "%pi6:%u", &sin->sin6_addr, ntohs(sin->sin6_port));
		} else {
		unsigned int i;
		for (i=0; i<ctl->addrlen; ++i)
		seq_printf(m, "%02x.", ctl->addr.addr[i]);
		}

		seq_printf(m, " %u %u %d %u %x\n",
		ctl->type, ctl->proto,
		st->socket != NULL,
		ctl->prio, ctl->perm);
		}
		mutex_unlock(&psb->state_lock);

		return 0;
		}

		static const struct super_operations pohmelfs_sb_ops = {
		.alloc_inode = pohmelfs_alloc_inode,
		.destroy_inode = pohmelfs_destroy_inode,
		@@ -1768,6 +1807,7 @@ static const struct super_operations pohmelfs_sb_ops = {
		.remount_fs = pohmelfs_remount,
		.statfs = pohmelfs_statfs,
		.show_options = pohmelfs_show_options,
		.show_stats = pohmelfs_show_stats,
		};

		/*

drivers/staging/pohmelfs/netfs.h

+9 −5

Original line number	Diff line number	Diff line
		@@ -116,16 +116,20 @@ struct pohmelfs_crypto
		unsigned char data[0]; /* Algorithm string, key and IV */
		};

		#define POHMELFS_IO_PERM_READ (1<<0)
		#define POHMELFS_IO_PERM_WRITE (1<<1)

		/*
		* Configuration command used to create table of different remote servers.
		*/
		struct pohmelfs_ctl
		{
		unsigned int idx; /* Config index */
		unsigned int type; /* Socket type */
		unsigned int proto; /* Socket protocol */
		unsigned int addrlen; /* Size of the address */
		unsigned short unused; /* Align structure by 4 bytes */
		__u32 idx; /* Config index */
		__u32 type; /* Socket type */
		__u32 proto; /* Socket protocol */
		__u16 addrlen; /* Size of the address */
		__u16 perm; /* IO permission */
		__u16 prio; /* IO priority */
		struct saddr addr; /* Remote server address */
		};