[PATCH] Clean up list head usage in sysrq.c

From: Brian Gerst (bgerst@didntduck.org)
Date: Fri Feb 21 2003 - 18:24:20 EST


Use list_for_each_entry() instead of open code.

--
				Brian Gerst

diff -urN linux-2.5.62-bk6/drivers/char/sysrq.c linux/drivers/char/sysrq.c --- linux-2.5.62-bk6/drivers/char/sysrq.c 2003-01-13 16:20:50.000000000 -0500 +++ linux/drivers/char/sysrq.c 2003-02-21 10:36:41.000000000 -0500 @@ -153,7 +153,7 @@ if (remount_flag) { /* Remount R/O */ int ret, flags; - struct list_head *p; + struct file *file; if (sb->s_flags & MS_RDONLY) { printk("R/O\n"); @@ -161,8 +161,7 @@ } file_list_lock(); - for (p = sb->s_files.next; p != &sb->s_files; p = p->next) { - struct file *file = list_entry(p, struct file, f_list); + list_for_each_entry(file, &sb->s_files, f_list) { if (file->f_dentry && file_count(file) && S_ISREG(file->f_dentry->d_inode->i_mode)) file->f_mode &= ~2; @@ -205,15 +204,11 @@ remount_flag = (emergency_sync_scheduled == EMERG_REMOUNT); emergency_sync_scheduled = 0; - for (sb = sb_entry(super_blocks.next); - sb != sb_entry(&super_blocks); - sb = sb_entry(sb->s_list.next)) + list_for_each_entry(sb, &super_blocks, s_list) if (sb->s_bdev && is_local_disk(sb->s_bdev)) go_sync(sb, remount_flag); - for (sb = sb_entry(super_blocks.next); - sb != sb_entry(&super_blocks); - sb = sb_entry(sb->s_list.next)) + list_for_each_entry(sb, &super_blocks, s_list) if (sb->s_bdev && !is_local_disk(sb->s_bdev)) go_sync(sb, remount_flag);

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