diff options
Diffstat (limited to 'kernel')
| -rw-r--r-- | kernel/printk.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/kernel/printk.c b/kernel/printk.c index 4da2377131b..449364f07a1 100644 --- a/kernel/printk.c +++ b/kernel/printk.c @@ -671,6 +671,15 @@ void log_buf_kexec_setup(void) VMCOREINFO_SYMBOL(log_buf_len); VMCOREINFO_SYMBOL(log_first_idx); VMCOREINFO_SYMBOL(log_next_idx); + /* + * Export struct log size and field offsets. User space tools can + * parse it and detect any changes to structure down the line. + */ + VMCOREINFO_STRUCT_SIZE(log); + VMCOREINFO_OFFSET(log, ts_nsec); + VMCOREINFO_OFFSET(log, len); + VMCOREINFO_OFFSET(log, text_len); + VMCOREINFO_OFFSET(log, dict_len); } #endif |