Add an option to allow the user to wait for keypress during the resume
process so that image i/o stats may be read.
Jason
---
HOWTO | 4 ++++
resume.c | 13 +++++++++++++
suspend.c | 5 +++++
swsusp.h | 2 +-
4 files changed, 23 insertions(+), 1 deletion(-)
Index: suspend/resume.c
===================================================================
--- suspend.orig/resume.c
+++ suspend/resume.c
@@ -51,6 +51,7 @@
#define decrypt 0
#endif
static char splash_param;
+static char resume_pause;
static struct splash splash;
@@ -116,6 +117,11 @@
.fmt = "%c",
.ptr = &splash_param,
},
+ {
+ .name = "resume pause",
+ .fmt = "%c",
+ .ptr = &resume_pause,
+ },
};
static unsigned int page_size;
@@ -656,6 +662,10 @@
close(fd);
reboot();
}
+ } else if (resume_pause) {
+ printf("press any key to continue...");
+ getchar();
+ printf("\n");
}
if (!error || !ret) {
if (!error && verify_checksum) {
@@ -750,6 +760,9 @@
if (splash_param != 'y' && splash_param != 'Y')
splash_param = 0;
+ if (resume_pause != 'y' && resume_pause != 'Y')
+ resume_pause = 0;
+
while (stat(resume_dev_name, &stat_buf)) {
fprintf(stderr,
"resume: Could not stat the resume device file.\n"
Index: suspend/swsusp.h
===================================================================
--- suspend.orig/swsusp.h
+++ suspend/swsusp.h
@@ -170,7 +170,7 @@
#define SUSPEND_SWAPPINESS 100
-#define GEN_PARAM 8
+#define GEN_PARAM 9
#ifdef CONFIG_COMPRESS
#define COMPRESS_PARAM 1
Index: suspend/suspend.c
===================================================================
--- suspend.orig/suspend.c
+++ suspend/suspend.c
@@ -135,6 +135,11 @@
.fmt = "%c",
.ptr = &splash_param,
},
+ {
+ .name = "resume pause",
+ .fmt = "%c",
+ .ptr = NULL,
+ },
};
static unsigned int page_size;
Index: suspend/HOWTO
===================================================================
--- suspend.orig/HOWTO
+++ suspend/HOWTO
@@ -275,6 +275,10 @@
the image to it. [This has been reported to speed up the suspend on some
boxes and eliminates the "fast progress meter and long fsync wait" effect.]
+If the "resume pause" parameter is set to 'y', the resume utility will pause
+and wait for a keypress. This allows the image i/o benchmarks that are printed
+during resume to be read.
+
The "splash" parameter is used to make s2disk and/or resume use a splash system
(when set to 'y'). Currently the bootsplash.org and splashy splash systems
are supported. Note that for both systems your initrd or initramfs will
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