pstore_get_header_size will return the size of the header added by pstore
while logging messages to the registered buffer.
Signed-off-by: Aruna Balakrishnaiah <ar...@linux.vnet.ibm.com>
---
fs/pstore/platform.c | 7 ++++++-
include/linux/pstore.h | 6 ++++++
2 files changed, 12 insertions(+), 1 deletion(-)
diff --git a/fs/pstore/platform.c b/fs/pstore/platform.c
index 86d1038..e8260ea 100644
--- a/fs/pstore/platform.c
+++ b/fs/pstore/platform.c
@@ -49,6 +49,7 @@ MODULE_PARM_DESC(update_ms, "milliseconds before pstore
updates its content "
"corruption on Oopses)");
static int pstore_new_entry;
+static int hsize;
static void pstore_timefunc(unsigned long);
static DEFINE_TIMER(pstore_timer, pstore_timefunc, 0, 0);
@@ -68,6 +69,11 @@ static char *backend;
/* How much of the console log to snapshot */
static unsigned long kmsg_bytes = 10240;
+int pstore_get_header_size(void)
+{
+ return hsize;
+}
+
void pstore_set_kmsg_bytes(int bytes)
{
kmsg_bytes = bytes;
@@ -147,7 +153,6 @@ static void pstore_dump(struct kmsg_dumper *dumper,
while (total < kmsg_bytes) {
char *dst;
unsigned long size;
- int hsize;
size_t len;
dst = psinfo->buf;
diff --git a/include/linux/pstore.h b/include/linux/pstore.h
index 656699f..f43b64f 100644
--- a/include/linux/pstore.h
+++ b/include/linux/pstore.h
@@ -73,6 +73,7 @@ struct pstore_info {
#ifdef CONFIG_PSTORE
extern int pstore_register(struct pstore_info *);
extern bool pstore_cannot_block_path(enum kmsg_dump_reason reason);
+extern int pstore_get_header_size(void);
#else
static inline int
pstore_register(struct pstore_info *psi)
@@ -84,6 +85,11 @@ pstore_cannot_block_path(enum kmsg_dump_reason reason)
{
return false;
}
+static inline int
+pstore_get_header_size(void)
+{
+ return 0;
+}
#endif
#endif /*_LINUX_PSTORE_H*/
_______________________________________________
Linuxppc-dev mailing list
Linuxppc-dev@lists.ozlabs.org
https://lists.ozlabs.org/listinfo/linuxppc-dev
