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ext4: log a resize update to the console every 10 seconds 

For very long online resizes, a periodic update to the console log is
helpful for debugging and for progress reporting.

Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
hifive-unleashed-5.1
Theodore Ts'o 2012-09-13 10:24:21 -04:00
parent 1c6bd7173d
commit 4da4a56e4f
1 changed files with 8 additions and 0 deletions
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8
fs/ext4/resize.c
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@ -1869,6 +1869,7 @@ int ext4_resize_fs(struct super_block *sb, ext4_fsblk_t n_blocks_count)
ext4_group_t n_group;
ext4_fsblk_t o_blocks_count;
ext4_fsblk_t n_blocks_count_retry = 0;
unsigned long last_update_time = 0;
int err = 0, flexbg_size = 1 << sbi->s_log_groups_per_flex;
int meta_bg;
@ -1977,6 +1978,13 @@ retry:
*/
while (ext4_setup_next_flex_gd(sb, flex_gd, n_blocks_count,
flexbg_size)) {
if (jiffies - last_update_time > HZ * 10) {
if (last_update_time)
ext4_msg(sb, KERN_INFO,
"resized to %llu blocks",
ext4_blocks_count(es));
last_update_time = jiffies;
}
if (ext4_alloc_group_tables(sb, flex_gd, flexbg_size) != 0)
break;
err = ext4_flex_group_add(sb, resize_inode, flex_gd);