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http://www.idc-online.com/technical_references/pdfs/information_technology/The_UNIX_Kernel_support_of_the_Signals.pdf
THE UNIX KERNEL SUPPORT OF THE SIGNALS 1. In Uni x Sy ste m V.3, each ent ry in the k ernel pro cess table slot has an ar ray of sig na l fla g s, o n e for ea ch defin e d in the sy stem . 2. W hen a sig nal is g ene rated for a process, the ke r nel will set the correspondin g sign al
http://cs-pub.bu.edu/fac/richwest/cs591_w1/notes/wk3_pt2.PDF
CS591 (Spring 2001) Signals n Introduced in UNIX systems to simplify IPC. n Used by the kernel to notify processes of system events. n A signal is a short message sent to a process, or group of processes, containing the number identifying the signal. n No data is delivered with traditional signals. n POSIX.4 defines i/f for queueing & ordering RT signals w/ arguments.
https://www.win.tue.nl/~aeb/linux/lk/lk-5.html
5. Signals. The common communication channel between user space program and kernel is given by the system calls. But there is a different channel, that of the signals, used both between user processes and from kernel to user process.. 5.1 Sending signals . A program can signal a different program using the kill() system call with prototype int kill(pid_t pid, int sig);
https://www.linuxjournal.com/article/3985
May 01, 2000 · The data structures in the kernel to support signals in Linux are to be found in the task structure. Here are the most common elements of said structure pertaining to signals: current-->sig are the signal handlers. sigmask_lock is a per-thread spinlock which protects the signal queue and atomicity of other signal operations.
http://man7.org/linux/man-pages/man7/signal.7.html
Signal mask and pending signals A signal may be blocked, ... POSIX.1-2001 requires that an implementation support at least _POSIX_RTSIG_MAX (8) real-time signals. The Linux kernel supports a range of 33 different real-time signals, numbered 32 to 64. However, the glibc ...
https://developer.ridgerun.com/wiki/index.php?title=How_to_use_GPIO_signals
Learn how to use GPIO signals with this guide from RidgeRun Developer Connection. Get example shell script and make it easy to set GPIOS from the comm...
https://www.kernel.org/doc/html/latest/powerpc/transactional_memory.html
Transactional Memory support¶ POWER kernel support for this feature is currently limited to supporting its use by user programs. It is not currently used by the kernel itself. ... For signals taken in non-TM or suspended mode, we use the normal/non-checkpointed stack pointer.
https://unix.stackexchange.com/questions/355280/how-signals-are-handled-in-kernel
The reason kernel code isn't interrupted by signals is that it can put kernel memory or hardware devices in an inconsistent state. Therefore the code is always given a chance to clean things up. Linux's kernel threads (i.e. threads of the kernel, listed with no corresponding executable in process lists) can't receive signals at all. More ...
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4168520/
In this study, a multiple kernel learning support vector machine algorithm is proposed for the identification of EEG signals including mental and cognitive tasks, which is a key component in EEG-based brain computer interface (BCI) systems. The presented BCI approach included three stages: (1) a pre ...Cited by: 72
https://arxiv.org/pdf/1706.02191.pdf
The authors would like to acknowledge the support received from the Swedish Research Council. structure or regularization during the training phase can boost performance. In this article, we propose kernel regression for signals over graphs, where it is assumed that target signals are smooth over graphs:we employ the graph signal structure
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