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authorNigel Cunningham <nigel@nigel.suspend2.net>2007-07-21 17:10:41 +0200
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-07-21 18:37:10 -0700
commit44bf4cea43816d43deab73c1c16361e899996eaa (patch)
tree7ed3e6672f6abe3a68a79c77a7af125d0e0dab21 /drivers/base/power
parent9ef231a436fddb34d806f599c97b479691b3c38b (diff)
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x86: PM_TRACE support
Signed-off-by: Nigel Cunningham <nigel@nigel.suspend2.net> Cc: Randy Dunlap <rdunlap@xenotime.net> Cc: "Rafael J. Wysocki" <rjw@sisk.pl> Cc: Pavel Machek <pavel@ucw.cz> Acked-by: Linus Torvalds <torvalds@linux-foundation.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Andi Kleen <ak@suse.de> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/base/power')
-rw-r--r--drivers/base/power/trace.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/base/power/trace.c b/drivers/base/power/trace.c
index a9ab30fefffc..2b0c601e422e 100644
--- a/drivers/base/power/trace.c
+++ b/drivers/base/power/trace.c
@@ -142,6 +142,7 @@ void set_trace_device(struct device *dev)
{
dev_hash_value = hash_string(DEVSEED, dev->bus_id, DEVHASH);
}
+EXPORT_SYMBOL(set_trace_device);
/*
* We could just take the "tracedata" index into the .tracedata
@@ -162,6 +163,7 @@ void generate_resume_trace(void *tracedata, unsigned int user)
file_hash_value = hash_string(lineno, file, FILEHASH);
set_magic_time(user_hash_value, file_hash_value, dev_hash_value);
}
+EXPORT_SYMBOL(generate_resume_trace);
extern char __tracedata_start, __tracedata_end;
static int show_file_hash(unsigned int value)
@@ -170,7 +172,8 @@ static int show_file_hash(unsigned int value)
char *tracedata;
match = 0;
- for (tracedata = &__tracedata_start ; tracedata < &__tracedata_end ; tracedata += 6) {
+ for (tracedata = &__tracedata_start ; tracedata < &__tracedata_end ;
+ tracedata += 2 + sizeof(unsigned long)) {
unsigned short lineno = *(unsigned short *)tracedata;
const char *file = *(const char **)(tracedata + 2);
unsigned int hash = hash_string(lineno, file, FILEHASH);