Messages in this thread Patch in this message | | | Subject | [PATCH] fs/ext3/super.c: Use printf extension %pV | From | Joe Perches <> | Date | Tue, 09 Nov 2010 10:18:05 -0800 |
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Using %pV reduces the number of printk calls and eliminates any possible message interleaving from other printk calls.
Signed-off-by: Joe Perches <joe@perches.com> --- fs/ext3/super.c | 56 ++++++++++++++++++++++++++++++++++++------------------ 1 files changed, 37 insertions(+), 19 deletions(-)
diff --git a/fs/ext3/super.c b/fs/ext3/super.c index 2fedaf8..adfbe0d 100644 --- a/fs/ext3/super.c +++ b/fs/ext3/super.c @@ -144,12 +144,16 @@ void ext3_journal_abort_handle(const char *caller, const char *err_fn, void ext3_msg(struct super_block *sb, const char *prefix, const char *fmt, ...) { + struct va_format vaf; va_list args; va_start(args, fmt); - printk("%sEXT3-fs (%s): ", prefix, sb->s_id); - vprintk(fmt, args); - printk("\n"); + + vaf.fmt = fmt; + vaf.va = &args; + + printk("%sEXT3-fs (%s): %pV\n", prefix, sb->s_id, &vaf); + va_end(args); } @@ -196,15 +200,20 @@ static void ext3_handle_error(struct super_block *sb) sb->s_id); } -void ext3_error (struct super_block * sb, const char * function, - const char * fmt, ...) +void ext3_error(struct super_block *sb, const char *function, + const char *fmt, ...) { + struct va_format vaf; va_list args; va_start(args, fmt); - printk(KERN_CRIT "EXT3-fs error (device %s): %s: ",sb->s_id, function); - vprintk(fmt, args); - printk("\n"); + + vaf.fmt = fmt; + vaf.va = &args; + + printk(KERN_CRIT "EXT3-fs error (device %s): %s: %pV\n", + sb->s_id, function, &vaf); + va_end(args); ext3_handle_error(sb); @@ -275,15 +284,20 @@ void __ext3_std_error (struct super_block * sb, const char * function, * case we take the easy way out and panic immediately. */ -void ext3_abort (struct super_block * sb, const char * function, - const char * fmt, ...) +void ext3_abort(struct super_block *sb, const char *function, + const char *fmt, ...) { + struct va_format vaf; va_list args; va_start(args, fmt); - printk(KERN_CRIT "EXT3-fs (%s): error: %s: ", sb->s_id, function); - vprintk(fmt, args); - printk("\n"); + + vaf.fmt = fmt; + vaf.va = &args; + + printk(KERN_CRIT "EXT3-fs (%s): error: %s: %pV\n", + sb->s_id, function, &vaf); + va_end(args); if (test_opt(sb, ERRORS_PANIC)) @@ -301,16 +315,20 @@ void ext3_abort (struct super_block * sb, const char * function, journal_abort(EXT3_SB(sb)->s_journal, -EIO); } -void ext3_warning (struct super_block * sb, const char * function, - const char * fmt, ...) +void ext3_warning(struct super_block *sb, const char *function, + const char *fmt, ...) { + struct va_format vaf; va_list args; va_start(args, fmt); - printk(KERN_WARNING "EXT3-fs (%s): warning: %s: ", - sb->s_id, function); - vprintk(fmt, args); - printk("\n"); + + vaf.fmt = fmt; + vaf.va = &args; + + printk(KERN_WARNING "EXT3-fs (%s): warning: %s: %pV\n", + sb->s_id, function, &vaf); + va_end(args); }
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