From d635711daa98be86d4c7fd01499c34f566b54ccb Mon Sep 17 00:00:00 2001 From: André Fabian Silva Delgado Date: Fri, 10 Jun 2016 05:30:17 -0300 Subject: Linux-libre 4.6.2-gnu --- fs/autofs4/inode.c | 52 ++++++++++++++++++++++++++++------------------------ 1 file changed, 28 insertions(+), 24 deletions(-) (limited to 'fs/autofs4/inode.c') diff --git a/fs/autofs4/inode.c b/fs/autofs4/inode.c index a3ae0b2ae..61b21051b 100644 --- a/fs/autofs4/inode.c +++ b/fs/autofs4/inode.c @@ -1,15 +1,11 @@ -/* -*- c -*- --------------------------------------------------------------- * - * - * linux/fs/autofs/inode.c - * - * Copyright 1997-1998 Transmeta Corporation -- All Rights Reserved - * Copyright 2005-2006 Ian Kent +/* + * Copyright 1997-1998 Transmeta Corporation -- All Rights Reserved + * Copyright 2005-2006 Ian Kent * * This file is part of the Linux kernel and is made available under * the terms of the GNU General Public License, version 2, or at your * option, any later version, incorporated herein by reference. - * - * ------------------------------------------------------------------------- */ + */ #include #include @@ -24,7 +20,9 @@ struct autofs_info *autofs4_new_ino(struct autofs_sb_info *sbi) { - struct autofs_info *ino = kzalloc(sizeof(*ino), GFP_KERNEL); + struct autofs_info *ino; + + ino = kzalloc(sizeof(*ino), GFP_KERNEL); if (ino) { INIT_LIST_HEAD(&ino->active); INIT_LIST_HEAD(&ino->expiring); @@ -62,7 +60,7 @@ void autofs4_kill_sb(struct super_block *sb) put_pid(sbi->oz_pgrp); } - DPRINTK("shutting down"); + pr_debug("shutting down\n"); kill_litter_super(sb); if (sbi) kfree_rcu(sbi, rcu); @@ -94,7 +92,12 @@ static int autofs4_show_options(struct seq_file *m, struct dentry *root) seq_printf(m, ",direct"); else seq_printf(m, ",indirect"); - +#ifdef CONFIG_CHECKPOINT_RESTORE + if (sbi->pipe) + seq_printf(m, ",pipe_ino=%ld", sbi->pipe->f_inode->i_ino); + else + seq_printf(m, ",pipe_ino=-1"); +#endif return 0; } @@ -147,6 +150,7 @@ static int parse_options(char *options, int *pipefd, kuid_t *uid, kgid_t *gid, while ((p = strsep(&options, ",")) != NULL) { int token; + if (!*p) continue; @@ -204,9 +208,9 @@ static int parse_options(char *options, int *pipefd, kuid_t *uid, kgid_t *gid, int autofs4_fill_super(struct super_block *s, void *data, int silent) { - struct inode * root_inode; - struct dentry * root; - struct file * pipe; + struct inode *root_inode; + struct dentry *root; + struct file *pipe; int pipefd; struct autofs_sb_info *sbi; struct autofs_info *ino; @@ -217,7 +221,7 @@ int autofs4_fill_super(struct super_block *s, void *data, int silent) sbi = kzalloc(sizeof(*sbi), GFP_KERNEL); if (!sbi) return -ENOMEM; - DPRINTK("starting up, sbi = %p",sbi); + pr_debug("starting up, sbi = %p\n", sbi); s->s_fs_info = sbi; sbi->magic = AUTOFS_SBI_MAGIC; @@ -266,14 +270,14 @@ int autofs4_fill_super(struct super_block *s, void *data, int silent) if (parse_options(data, &pipefd, &root_inode->i_uid, &root_inode->i_gid, &pgrp, &pgrp_set, &sbi->type, &sbi->min_proto, &sbi->max_proto)) { - printk("autofs: called with bogus options\n"); + pr_err("called with bogus options\n"); goto fail_dput; } if (pgrp_set) { sbi->oz_pgrp = find_get_pid(pgrp); if (!sbi->oz_pgrp) { - pr_warn("autofs: could not find process group %d\n", + pr_err("could not find process group %d\n", pgrp); goto fail_dput; } @@ -290,10 +294,10 @@ int autofs4_fill_super(struct super_block *s, void *data, int silent) /* Couldn't this be tested earlier? */ if (sbi->max_proto < AUTOFS_MIN_PROTO_VERSION || sbi->min_proto > AUTOFS_MAX_PROTO_VERSION) { - printk("autofs: kernel does not match daemon version " + pr_err("kernel does not match daemon version " "daemon (%d, %d) kernel (%d, %d)\n", - sbi->min_proto, sbi->max_proto, - AUTOFS_MIN_PROTO_VERSION, AUTOFS_MAX_PROTO_VERSION); + sbi->min_proto, sbi->max_proto, + AUTOFS_MIN_PROTO_VERSION, AUTOFS_MAX_PROTO_VERSION); goto fail_dput; } @@ -304,11 +308,11 @@ int autofs4_fill_super(struct super_block *s, void *data, int silent) sbi->version = sbi->max_proto; sbi->sub_version = AUTOFS_PROTO_SUBVERSION; - DPRINTK("pipe fd = %d, pgrp = %u", pipefd, pid_nr(sbi->oz_pgrp)); + pr_debug("pipe fd = %d, pgrp = %u\n", pipefd, pid_nr(sbi->oz_pgrp)); pipe = fget(pipefd); if (!pipe) { - printk("autofs: could not open pipe file descriptor\n"); + pr_err("could not open pipe file descriptor\n"); goto fail_dput; } ret = autofs_prepare_pipe(pipe); @@ -323,12 +327,12 @@ int autofs4_fill_super(struct super_block *s, void *data, int silent) */ s->s_root = root; return 0; - + /* * Failure ... clean up. */ fail_fput: - printk("autofs: pipe file descriptor does not contain proper ops\n"); + pr_err("pipe file descriptor does not contain proper ops\n"); fput(pipe); /* fall through */ fail_dput: -- cgit v1.2.3-54-g00ecf