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authorShuah Khan <shuahkh@osg.samsung.com>2016-09-17 01:40:40 +0200
committerShuah Khan <shuahkh@osg.samsung.com>2016-09-23 19:52:14 +0200
commit071bf69a0220253a44acb8b2a27f7a262b9a46bf (patch)
tree866502794134b58f493a6257d8ff49cd41353237 /Documentation/watchdog
parentsamples: move timers example code from Documentation (diff)
downloadlinux-071bf69a0220253a44acb8b2a27f7a262b9a46bf.tar.xz
linux-071bf69a0220253a44acb8b2a27f7a262b9a46bf.zip
samples: move watchdog example code from Documentation
Move watchdog examples to samples and remove it from Documentation Makefile. Create a new Makefile to build watchdog. It can be built from top level directory or from watchdog directory: Run make -C samples/watchdog or cd samples/watchdog; make Acked-by: Jonathan Corbet <corbet@lwn.net> Signed-off-by: Shuah Khan <shuahkh@osg.samsung.com>
Diffstat (limited to 'Documentation/watchdog')
-rw-r--r--Documentation/watchdog/Makefile1
-rw-r--r--Documentation/watchdog/src/.gitignore1
-rw-r--r--Documentation/watchdog/src/Makefile5
-rw-r--r--Documentation/watchdog/src/watchdog-simple.c24
-rw-r--r--Documentation/watchdog/watchdog-api.txt2
-rw-r--r--Documentation/watchdog/wdt.txt2
6 files changed, 2 insertions, 33 deletions
diff --git a/Documentation/watchdog/Makefile b/Documentation/watchdog/Makefile
deleted file mode 100644
index 6018f45f2471..000000000000
--- a/Documentation/watchdog/Makefile
+++ /dev/null
@@ -1 +0,0 @@
-subdir-y := src
diff --git a/Documentation/watchdog/src/.gitignore b/Documentation/watchdog/src/.gitignore
deleted file mode 100644
index ff0ebb540333..000000000000
--- a/Documentation/watchdog/src/.gitignore
+++ /dev/null
@@ -1 +0,0 @@
-watchdog-simple
diff --git a/Documentation/watchdog/src/Makefile b/Documentation/watchdog/src/Makefile
deleted file mode 100644
index 47be791827d4..000000000000
--- a/Documentation/watchdog/src/Makefile
+++ /dev/null
@@ -1,5 +0,0 @@
-# List of programs to build
-hostprogs-y := watchdog-simple
-
-# Tell kbuild to always build the programs
-always := $(hostprogs-y)
diff --git a/Documentation/watchdog/src/watchdog-simple.c b/Documentation/watchdog/src/watchdog-simple.c
deleted file mode 100644
index ba45803a2216..000000000000
--- a/Documentation/watchdog/src/watchdog-simple.c
+++ /dev/null
@@ -1,24 +0,0 @@
-#include <stdio.h>
-#include <stdlib.h>
-#include <unistd.h>
-#include <fcntl.h>
-
-int main(void)
-{
- int fd = open("/dev/watchdog", O_WRONLY);
- int ret = 0;
- if (fd == -1) {
- perror("watchdog");
- exit(EXIT_FAILURE);
- }
- while (1) {
- ret = write(fd, "\0", 1);
- if (ret != 1) {
- ret = -1;
- break;
- }
- sleep(10);
- }
- close(fd);
- return ret;
-}
diff --git a/Documentation/watchdog/watchdog-api.txt b/Documentation/watchdog/watchdog-api.txt
index b3a701f48118..0e62ba33b7fb 100644
--- a/Documentation/watchdog/watchdog-api.txt
+++ b/Documentation/watchdog/watchdog-api.txt
@@ -37,7 +37,7 @@ activates as soon as /dev/watchdog is opened and will reboot unless
the watchdog is pinged within a certain time, this time is called the
timeout or margin. The simplest way to ping the watchdog is to write
some data to the device. So a very simple watchdog daemon would look
-like this source file: see Documentation/watchdog/src/watchdog-simple.c
+like this source file: see samples/watchdog/watchdog-simple.c
A more advanced driver could for example check that a HTTP server is
still responding before doing the write call to ping the watchdog.
diff --git a/Documentation/watchdog/wdt.txt b/Documentation/watchdog/wdt.txt
index 061c2e35384f..ed2f0b860869 100644
--- a/Documentation/watchdog/wdt.txt
+++ b/Documentation/watchdog/wdt.txt
@@ -47,4 +47,4 @@ The external event interfaces on the WDT boards are not currently supported.
Minor numbers are however allocated for it.
-Example Watchdog Driver: see Documentation/watchdog/src/watchdog-simple.c
+Example Watchdog Driver: see samples/watchdog/watchdog-simple.c