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Searched refs:kmsg (Results 1 – 25 of 31) sorted by relevance

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/linux-6.6.21/tools/testing/selftests/livepatch/
Dtest-livepatch.sh58 grep 'live patched' /proc/cmdline > /dev/kmsg
59 grep 'live patched' /proc/meminfo > /dev/kmsg
63 grep 'live patched' /proc/cmdline > /dev/kmsg
64 grep 'live patched' /proc/meminfo > /dev/kmsg
69 grep 'live patched' /proc/cmdline > /dev/kmsg
70 grep 'live patched' /proc/meminfo > /dev/kmsg
75 grep 'live patched' /proc/cmdline > /dev/kmsg
76 grep 'live patched' /proc/meminfo > /dev/kmsg
119 grep 'live patched' /proc/cmdline > /dev/kmsg
120 grep 'live patched' /proc/meminfo > /dev/kmsg
[all …]
Dfunctions.sh17 echo "$1" > /dev/kmsg
90 echo "livepatch: $err" | sed 's#/proc/sys/kernel/#kernel.#' > /dev/kmsg
97 echo "livepatch: kernel.ftrace_enabled = $result" > /dev/kmsg
/linux-6.6.21/net/
Dcompat.c36 int __get_compat_msghdr(struct msghdr *kmsg, in __get_compat_msghdr() argument
42 kmsg->msg_flags = msg->msg_flags; in __get_compat_msghdr()
43 kmsg->msg_namelen = msg->msg_namelen; in __get_compat_msghdr()
46 kmsg->msg_namelen = 0; in __get_compat_msghdr()
48 if (kmsg->msg_namelen < 0) in __get_compat_msghdr()
51 if (kmsg->msg_namelen > sizeof(struct sockaddr_storage)) in __get_compat_msghdr()
52 kmsg->msg_namelen = sizeof(struct sockaddr_storage); in __get_compat_msghdr()
54 kmsg->msg_control_is_user = true; in __get_compat_msghdr()
55 kmsg->msg_get_inq = 0; in __get_compat_msghdr()
56 kmsg->msg_control_user = compat_ptr(msg->msg_control); in __get_compat_msghdr()
[all …]
Dsocket.c2436 int __copy_msghdr(struct msghdr *kmsg, in __copy_msghdr() argument
2442 kmsg->msg_control_is_user = true; in __copy_msghdr()
2443 kmsg->msg_get_inq = 0; in __copy_msghdr()
2444 kmsg->msg_control_user = msg->msg_control; in __copy_msghdr()
2445 kmsg->msg_controllen = msg->msg_controllen; in __copy_msghdr()
2446 kmsg->msg_flags = msg->msg_flags; in __copy_msghdr()
2448 kmsg->msg_namelen = msg->msg_namelen; in __copy_msghdr()
2450 kmsg->msg_namelen = 0; in __copy_msghdr()
2452 if (kmsg->msg_namelen < 0) in __copy_msghdr()
2455 if (kmsg->msg_namelen > sizeof(struct sockaddr_storage)) in __copy_msghdr()
[all …]
/linux-6.6.21/io_uring/
Dnet.c178 struct io_async_msghdr *kmsg, in io_setup_async_msg() argument
187 kfree(kmsg->free_iov); in io_setup_async_msg()
191 memcpy(async_msg, kmsg, sizeof(*kmsg)); in io_setup_async_msg()
199 if (iter_is_iovec(&kmsg->msg.msg_iter) && !kmsg->free_iov) { in io_setup_async_msg()
200 size_t fast_idx = iter_iov(&kmsg->msg.msg_iter) - kmsg->fast_iov; in io_setup_async_msg()
305 struct io_async_msghdr iomsg, *kmsg; in io_sendmsg() local
316 kmsg = req->async_data; in io_sendmsg()
317 kmsg->msg.msg_control_user = sr->msg_control; in io_sendmsg()
322 kmsg = &iomsg; in io_sendmsg()
327 return io_setup_async_msg(req, kmsg, issue_flags); in io_sendmsg()
[all …]
/linux-6.6.21/Documentation/devicetree/bindings/reserved-memory/
Dramoops.yaml46 description: maximum size in bytes of each kmsg dump
81 If present, sets maximum type of kmsg dump reasons to store.
82 This can be set to INT_MAX to store all kmsg dumps.
83 See include/linux/kmsg_dump.h KMSG_DUMP_* for other kmsg dump reason values.
/linux-6.6.21/Documentation/ABI/testing/
Ddev-kmsg1 What: /dev/kmsg
5 Description: The /dev/kmsg character device node provides userspace access
116 the console, /proc/kmsg or the syslog() syscall.
121 disabled and /dev/kmsg output will contain more fragments. If
124 may be removed entirely and /dev/kmsg users are recommended to
/linux-6.6.21/fs/pstore/
DKconfig135 int "Size in Kbytes of kmsg dump log to store"
139 This just sets size of kmsg dump (oops, panic, etc) log for
146 int "Maximum kmsg dump reason to store"
150 The maximum reason for kmsg dumps to store. The default is
/linux-6.6.21/fs/proc/
DMakefile34 proc-$(CONFIG_PRINTK) += kmsg.o
/linux-6.6.21/include/net/
Dcompat.h49 int __get_compat_msghdr(struct msghdr *kmsg, struct compat_msghdr *msg,
/linux-6.6.21/Documentation/translations/zh_CN/core-api/
Dprintk-basics.rst26 所有的printk()消息都会被打印到内核日志缓冲区，这是一个通过/dev/kmsg输出到用户空间的环
/linux-6.6.21/arch/powerpc/platforms/powernv/
DMakefile15 obj-y += opal-kmsg.o opal-powercap.o opal-psr.o opal-sensor-groups.o
/linux-6.6.21/Documentation/translations/zh_CN/admin-guide/
Dbug-hunting.rst80 读取数据并保存它。或者您可以 ``cat /proc/kmsg > file`` ，但是您必须适时
81 中断以停止传输，因为 ``kmsg`` 是一个“永无止境的文件”。
Dsysrq.rst258 的控制台上，即使它会出现在 dmesg 缓存中，也可以通过 dmesg 命令和 ``/proc/kmsg``
/linux-6.6.21/Documentation/translations/zh_TW/admin-guide/
Dbug-hunting.rst83 讀取數據並保存它。或者您可以 ``cat /proc/kmsg > file`` ，但是您必須適時
84 中斷以停止傳輸，因爲 ``kmsg`` 是一個「永無止境的文件」。
/linux-6.6.21/Documentation/core-api/
Dprintk-basics.rst20 buffer exported to userspace through /dev/kmsg. The usual way to read it is
/linux-6.6.21/include/linux/
Dsocket.h432 extern int __copy_msghdr(struct msghdr *kmsg,
/linux-6.6.21/tools/perf/trace/beauty/include/linux/
Dsocket.h431 extern int __copy_msghdr(struct msghdr *kmsg,
/linux-6.6.21/Documentation/admin-guide/
Dramoops.rst40 Limiting which kinds of kmsg dumps are stored can be controlled via
Dbug-hunting.rst77 ``cat /proc/kmsg > file``, however you have to break in to stop the transfer,
78 since ``kmsg`` is a "never ending file".
Dpstore-blk.rst145 Limiting which kinds of kmsg dumps are stored can be controlled via
Dsysrq.rst270 via the dmesg command and to the consumers of ``/proc/kmsg``. As a specific
/linux-6.6.21/Documentation/admin-guide/sysctl/
Dkernel.rst426 Controls whether the panic kmsg data should be reported to Hyper-V.
429 0 Do not report panic kmsg data.
430 1 Report the panic kmsg data. This is the default behavior.
1082 Control the logging to ``/dev/kmsg`` from userspace:
1086 on unlimited logging to /dev/kmsg from userspace
1087 off logging to /dev/kmsg disabled
/linux-6.6.21/Documentation/networking/
Dnetconsole.rst168 following format which is the same as /dev/kmsg::
/linux-6.6.21/tools/testing/selftests/wireguard/
Dnetns.sh687 done < /dev/kmsg

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