Documented in 1 files:
Defined in 1 files as a prototype:
Defined in 2 files as a function:
- include/linux/kmsg_dump.h, line 101 (as a function)
- kernel/printk/printk.c, line 5033 (as a function)
Referenced in 9 files:
- arch/powerpc/kernel/nvram_64.c
- arch/powerpc/xmon/xmon.c, line 3069
- arch/um/kernel/kmsg_dump.c, line 45
- drivers/gpu/drm/drm_panic.c
- drivers/hv/hv_common.c, line 202
- drivers/mtd/mtdoops.c, line 311
- fs/pstore/platform.c, line 301
- kernel/debug/kdb/kdb_main.c
- kernel/printk/printk.c, line 5038
Smatch caller information:
kernel/debug/kdb/kdb_main.c kdb_dmesg() -> kmsg_dump_rewind()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | iter | 2862523103733903360 |
| NOCHECK_CALL | |||
| HALF_LOCKED2 | rcu_read |
kernel/debug/kdb/kdb_main.c kdb_dmesg() -> kmsg_dump_rewind()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | iter | 2862523103733903360 |
| PARAM_VALUE | 0 | iter->cur_seq | 1-u64max |
| NOCHECK_CALL | |||
| HALF_LOCKED2 | rcu_read |
drivers/hv/hv_common.c hv_kmsg_dump() -> kmsg_dump_rewind()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | iter | 6562438153195696128 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| LOCK2 | rcu_read | ||
| HALF_LOCKED2 | global &system_transition_mutex | ||
| HALF_LOCKED2 | irq |
drivers/gpu/drm/drm_panic.c draw_panic_screen_kmsg() -> kmsg_dump_rewind()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | iter | 2497308342651465728 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| HALF_LOCKED2 | &(plane->dev)->mode_config.panic_lock | ||
| HALF_LOCKED2 | flags |
drivers/mtd/mtdoops.c mtdoops_do_dump() -> kmsg_dump_rewind()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | iter | 1231612086120841216 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| LOCK2 | rcu_read | ||
| HALF_LOCKED2 | global &system_transition_mutex | ||
| HALF_LOCKED2 | irq |
fs/pstore/platform.c pstore_dump() -> kmsg_dump_rewind()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | iter | 4302566279211589632 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| LOCK2 | flags | ||
| LOCK2 | global &psinfo->buf_lock | ||
| LOCK2 | rcu_read | ||
| HALF_LOCKED2 | global &system_transition_mutex | ||
| HALF_LOCKED2 | irq | ||
| TYPE_LOCK | (struct pstore_info)->buf_lock |