| /linux-6.12.1/io_uring/ |
| D | net.c | 129 static void io_netmsg_iovec_free(struct io_async_msghdr *kmsg) in io_netmsg_iovec_free() argument
131 if (kmsg->free_iov) { in io_netmsg_iovec_free()
132 kfree(kmsg->free_iov); in io_netmsg_iovec_free()
133 kmsg->free_iov_nr = 0; in io_netmsg_iovec_free()
134 kmsg->free_iov = NULL; in io_netmsg_iovec_free()
186 static int io_net_vec_assign(struct io_kiocb *req, struct io_async_msghdr *kmsg, in io_net_vec_assign() argument
191 kmsg->free_iov_nr = kmsg->msg.msg_iter.nr_segs; in io_net_vec_assign()
192 if (kmsg->free_iov) in io_net_vec_assign()
193 kfree(kmsg->free_iov); in io_net_vec_assign()
194 kmsg->free_iov = iov; in io_net_vec_assign()
[all …]
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| /linux-6.12.1/tools/testing/selftests/livepatch/ |
| D | test-livepatch.sh | 60 grep 'live patched' /proc/cmdline > /dev/kmsg
61 grep 'live patched' /proc/meminfo > /dev/kmsg
65 grep 'live patched' /proc/cmdline > /dev/kmsg
66 grep 'live patched' /proc/meminfo > /dev/kmsg
71 grep 'live patched' /proc/cmdline > /dev/kmsg
72 grep 'live patched' /proc/meminfo > /dev/kmsg
77 grep 'live patched' /proc/cmdline > /dev/kmsg
78 grep 'live patched' /proc/meminfo > /dev/kmsg
124 grep 'live patched' /proc/cmdline > /dev/kmsg
125 grep 'live patched' /proc/meminfo > /dev/kmsg
[all …]
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| D | functions.sh | 17 echo "$1" > /dev/kmsg
91 echo "livepatch: $err" | sed 's#/proc/sys/kernel/#kernel.#' > /dev/kmsg
98 echo "livepatch: kernel.ftrace_enabled = $result" > /dev/kmsg
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| /linux-6.12.1/net/ |
| D | compat.c | 36 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 …]
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| D | socket.c | 2483 int __copy_msghdr(struct msghdr *kmsg, in __copy_msghdr() argument
2489 kmsg->msg_control_is_user = true; in __copy_msghdr()
2490 kmsg->msg_get_inq = 0; in __copy_msghdr()
2491 kmsg->msg_control_user = msg->msg_control; in __copy_msghdr()
2492 kmsg->msg_controllen = msg->msg_controllen; in __copy_msghdr()
2493 kmsg->msg_flags = msg->msg_flags; in __copy_msghdr()
2495 kmsg->msg_namelen = msg->msg_namelen; in __copy_msghdr()
2497 kmsg->msg_namelen = 0; in __copy_msghdr()
2499 if (kmsg->msg_namelen < 0) in __copy_msghdr()
2502 if (kmsg->msg_namelen > sizeof(struct sockaddr_storage)) in __copy_msghdr()
[all …]
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| /linux-6.12.1/tools/testing/selftests/devices/error_logs/ |
| D | test_device_error_logs.py | 25 kmsg = "/dev/kmsg" variable
41 with open(kmsg) as f:
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| /linux-6.12.1/Documentation/ABI/testing/ |
| D | dev-kmsg | 1 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
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| /linux-6.12.1/drivers/gpu/drm/ |
| D | drm_panic.c | 702 char *kmsg; in drm_panic_get_qr_code_url() local
717 kmsg = qrbuf1; in drm_panic_get_qr_code_url()
724 stream.next_in = kmsg; in drm_panic_get_qr_code_url()
739 kmsg = strchr(kmsg, '\n'); in drm_panic_get_qr_code_url()
740 if (!kmsg) in drm_panic_get_qr_code_url()
743 kmsg += 1; in drm_panic_get_qr_code_url()
744 kmsg_len = strlen(kmsg); in drm_panic_get_qr_code_url()
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| D | Kconfig | 146 the user to reboot the system, or "kmsg" which will display the last
147 lines of kmsg.
157 code. The QR code will contain the last lines of kmsg and other debug
167 the QR code will contain the URL and the kmsg compressed with zlib as
168 a URL parameter. If it's empty, the QR code will contain the kmsg as
170 There is a demo code in javascript, to decode and uncompress the kmsg
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| /linux-6.12.1/fs/pstore/ |
| D | Kconfig | 135 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
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| /linux-6.12.1/fs/proc/ |
| D | Makefile | 34 proc-$(CONFIG_PRINTK) += kmsg.o
|
| /linux-6.12.1/include/net/ |
| D | compat.h | 49 int __get_compat_msghdr(struct msghdr *kmsg, struct compat_msghdr *msg,
|
| /linux-6.12.1/Documentation/translations/zh_CN/core-api/ |
| D | printk-basics.rst | 26 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
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| /linux-6.12.1/arch/powerpc/platforms/powernv/ |
| D | Makefile | 15 obj-y += opal-kmsg.o opal-powercap.o opal-psr.o opal-sensor-groups.o
|
| /linux-6.12.1/Documentation/translations/zh_CN/admin-guide/ |
| D | bug-hunting.rst | 80 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”。
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| D | sysrq.rst | 258 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-6.12.1/Documentation/translations/zh_TW/admin-guide/ |
| D | bug-hunting.rst | 83 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”。
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| D | sysrq.rst | 258 的控制檯上，即使它會出現在 dmesg 緩存中，也可以通過 dmesg 命令和 ``/proc/kmsg``
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| /linux-6.12.1/tools/testing/selftests/drivers/net/ |
| D | netcons_basic.sh | 228 echo "${MSG}: ${TARGET}" > /dev/kmsg
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| /linux-6.12.1/Documentation/networking/ |
| D | netconsole.rst | 195 echo "This is a message" > /dev/kmsg
219 echo "This is a message" > /dev/kmsg
250 following format which is the same as /dev/kmsg::
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| /linux-6.12.1/Documentation/core-api/ |
| D | printk-basics.rst | 20 buffer exported to userspace through /dev/kmsg. The usual way to read it is
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| /linux-6.12.1/tools/perf/trace/beauty/include/linux/ |
| D | socket.h | 427 extern int __copy_msghdr(struct msghdr *kmsg,
|
| /linux-6.12.1/include/linux/ |
| D | socket.h | 427 extern int __copy_msghdr(struct msghdr *kmsg,
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| /linux-6.12.1/Documentation/admin-guide/ |
| D | ramoops.rst | 42 Limiting which kinds of kmsg dumps are stored can be controlled via
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| D | bug-hunting.rst | 77 ``cat /proc/kmsg > file``, however you have to break in to stop the transfer,
78 since ``kmsg`` is a "never ending file".
|