| /linux/drivers/tty/ |
| A D | sysrq.c | 829 if (sysrq->active && code == sysrq->alt_use) in sysrq_handle_keypress()
835 sysrq->alt = code; in sysrq_handle_keypress()
846 if (sysrq->active) in sysrq_handle_keypress()
847 sysrq->shift_use = sysrq->shift; in sysrq_handle_keypress()
853 sysrq->alt_use = sysrq->alt; in sysrq_handle_keypress()
855 sysrq->shift_use = sysrq->shift; in sysrq_handle_keypress()
871 if (sysrq->active) in sysrq_handle_keypress()
964 if (!sysrq) in sysrq_connect()
972 sysrq->handle.private = sysrq; in sysrq_connect()
993 kfree(sysrq); in sysrq_connect()
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| A D | Makefile | 9 obj-$(CONFIG_MAGIC_SYSRQ) += sysrq.o
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| A D | .built-in.a.cmd | 1 …rivers/tty/n_null.o drivers/tty/pty.o drivers/tty/tty_audit.o drivers/tty/sysrq.o drivers/tty/vt/b…
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| A D | built-in.a | 16 sysrq.o/
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| A D | .sysrq.o.cmd | 1 …sysrq.o := /usr/bin/ccache /home/test/workspace/code/optee_3.16/build/../toolchains/aarch64/bin/aa…
3 source_drivers/tty/sysrq.o := drivers/tty/sysrq.c
5 deps_drivers/tty/sysrq.o := \
992 include/linux/sysrq.h \
1322 drivers/tty/sysrq.o: $(deps_drivers/tty/sysrq.o)
1324 $(deps_drivers/tty/sysrq.o):
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| /linux/Documentation/translations/zh_CN/admin-guide/ |
| A D | sysrq.rst | 3 :Original: Documentation/admin-guide/sysrq.rst
18 针对 sysrq.c 的文档说明
30 当运行一个编译进 sysrq 功能的内核时，/proc/sys/kernel/sysrq 控制着被
50 echo "number" >/proc/sys/kernel/sysrq
56 通过 ``/proc/sysrq-trigger`` 的任何操作调用都是允许的
86 写一个字符到 /proc/sysrq-trigger 文件，例如::
88 echo t > /proc/sysrq-trigger
239 该表定义在 'drivers/tty/sysrq.c' 文件中。
259 文件的消费访问到。作为一个特例，来自 sysrq 命令的标题行将被传递给所有控制台
262 键盘组合键 :kbd:`alt-sysrq-8` 或者::
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| A D | index.rst | 70 sysrq
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| /linux/Documentation/devicetree/bindings/input/ |
| A D | input-reset.txt | 1 Input: sysrq reset sequence
5 sysrq driver. Upon holding the keys for a specified amount of time (if
11 The /chosen node should contain a 'linux,sysrq-reset-seq' child node to define
19 generating a sysrq. If omitted the system is rebooted immediately when a valid
25 linux,sysrq-reset-seq {
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| /linux/include/linux/ |
| A D | serial_core.h | 244 unsigned long sysrq; /* sysrq timeout */ member
468 if (!port->sysrq) in uart_handle_sysrq_char()
471 if (ch && time_before(jiffies, port->sysrq)) { in uart_handle_sysrq_char()
474 port->sysrq = 0; in uart_handle_sysrq_char()
480 port->sysrq = 0; in uart_handle_sysrq_char()
487 if (!port->sysrq) in uart_prepare_sysrq_char()
493 port->sysrq = 0; in uart_prepare_sysrq_char()
499 port->sysrq = 0; in uart_prepare_sysrq_char()
572 if (!port->sysrq) { in uart_handle_break()
573 port->sysrq = jiffies + SYSRQ_TIMEOUT; in uart_handle_break()
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| /linux/Documentation/admin-guide/ |
| A D | sysrq.rst | 4 Documentation for sysrq.c
17 /proc/sys/kernel/sysrq controls the functions allowed to be invoked via
20 to 1. Here is the list of possible values in /proc/sys/kernel/sysrq:
22 - 0 - disable sysrq completely
23 - 1 - enable all functions of sysrq
38 echo "number" >/proc/sys/kernel/sysrq
78 Write a character to /proc/sysrq-trigger. e.g.::
80 echo t > /proc/sysrq-trigger
210 :kbd:`alt-sysrq-z`).
275 to temporarily up the console loglevel using :kbd:`alt-sysrq-8` or::
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| A D | index.rst | 117 sysrq
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| /linux/drivers/s390/char/ |
| A D | keyboard.c | 331 if (kbd->sysrq) { in kbd_keycode()
332 if (kbd->sysrq == K(KT_LATIN, '-')) { in kbd_keycode()
333 kbd->sysrq = 0; in kbd_keycode()
338 kbd->sysrq = K(KT_LATIN, '-'); in kbd_keycode()
342 (*k_handler[KTYP(kbd->sysrq)])(kbd, KVAL(kbd->sysrq)); in kbd_keycode()
343 kbd->sysrq = 0; in kbd_keycode()
346 kbd->sysrq = K(type, value); in kbd_keycode()
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| A D | ctrlchar.c | 23 struct sysrq_work *sysrq = container_of(work, struct sysrq_work, work); in ctrlchar_handle_sysrq() local
25 handle_sysrq(sysrq->key); in ctrlchar_handle_sysrq()
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| A D | keyboard.h | 42 unsigned short sysrq; member
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| A D | sclp_vt220.c | 479 static struct sysrq_work sysrq; variable
501 sysrq.key = buffer[i]; in sclp_vt220_handle_input()
502 schedule_sysrq_work(&sysrq); in sclp_vt220_handle_input()
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| /linux/tools/testing/selftests/pstore/ |
| A D | pstore_crash_test | 16 echo 1 > /proc/sys/kernel/sysrq
30 echo c > /proc/sysrq-trigger
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| /linux/drivers/usb/serial/ |
| A D | generic.c | 358 if (port->sysrq) { in usb_serial_generic_process_read_urb()
577 if (port->sysrq) { in usb_serial_handle_sysrq_char()
578 if (ch && time_before(jiffies, port->sysrq)) { in usb_serial_handle_sysrq_char()
580 port->sysrq = 0; in usb_serial_handle_sysrq_char()
583 port->sysrq = 0; in usb_serial_handle_sysrq_char()
594 if (!port->sysrq) { in usb_serial_handle_break()
595 port->sysrq = jiffies + HZ*5; in usb_serial_handle_break()
598 port->sysrq = 0; in usb_serial_handle_break()
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| /linux/drivers/tty/serial/ |
| A D | msm_serial.c | 537 int count = 0, i, sysrq; in msm_complete_rx_dma() local
580 sysrq = uart_handle_sysrq_char(port, dma->virt[i]); in msm_complete_rx_dma()
582 if (!sysrq) in msm_complete_rx_dma()
729 int sysrq, r_count, i; in msm_handle_rx_dm() local
755 sysrq = uart_handle_sysrq_char(port, buf[i]); in msm_handle_rx_dm()
757 if (!sysrq) in msm_handle_rx_dm()
794 int sysrq; in msm_handle_rx() local
817 sysrq = uart_handle_sysrq_char(port, c); in msm_handle_rx()
819 if (!sysrq) in msm_handle_rx()
1608 if (port->sysrq) in __msm_console_write()
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| A D | sunhv.c | 151 if (port->sysrq != 0 && *con_read_page) { in receive_chars_read()
441 if (port->sysrq || oops_in_progress) in sunhv_console_write_paged()
496 if (port->sysrq || oops_in_progress) in sunhv_console_write_bychar()
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| /linux/Documentation/security/ |
| A D | sak.rst | 17 sysrq support.
20 ``loadkeys``. This will work whether or not sysrq support is compiled
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| /linux/arch/um/kernel/ |
| A D | Makefile | 19 signal.o syscall.o sysrq.o time.o tlb.o trap.o \
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| /linux/Documentation/translations/zh_TW/admin-guide/ |
| A D | index.rst | 122 sysrq
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| /linux/drivers/tty/hvc/ |
| A D | hvsi.c | 80 uint8_t sysrq; member
329 hp->sysrq = 1; in hvsi_insert_chars()
331 } else if (hp->sysrq) { in hvsi_insert_chars()
333 hp->sysrq = 0; in hvsi_insert_chars()
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| /linux/arch/um/ |
| A D | Kconfig | 177 On UML, this is accomplished by sending a "sysrq" command with
180 The keys are documented in <file:Documentation/admin-guide/sysrq.rst>. Don't say Y
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| /linux/arch/mips/kernel/ |
| A D | Makefile | 87 obj-$(CONFIG_MAGIC_SYSRQ) += sysrq.o
|