From: Adrian Hunter <adrian.hunter@xxxxxxxxx>
Let the back end know when writing has finished by adding a flush method.
Signed-off-by: Adrian Hunter <adrian.hunter@xxxxxxxxx>
Signed-off-by: Irina Tirdea <irina.tirdea@xxxxxxxxx>
---
fs/pstore/platform.c | 3 +++
include/linux/pstore.h | 1 +
2 files changed, 4 insertions(+)
diff --git a/fs/pstore/platform.c b/fs/pstore/platform.c
index b9ab942..97ae8a9 100644
--- a/fs/pstore/platform.c
+++ b/fs/pstore/platform.c
@@ -114,6 +114,9 @@ static void pstore_dump(struct kmsg_dumper *dumper,
why = get_reason_str(reason);
+ if (psinfo->flush)
+ psinfo->flush(psinfo);
+
if (in_nmi()) {
is_locked = spin_trylock(&psinfo->buf_lock);
if (!is_locked)
diff --git a/include/linux/pstore.h b/include/linux/pstore.h
index 27f1995..3f93b4a 100644
--- a/include/linux/pstore.h
+++ b/include/linux/pstore.h
@@ -68,6 +68,7 @@ struct pstore_info {
struct pstore_info *psi);
int (*erase)(enum pstore_type_id type, u64 id,
struct pstore_info *psi);
+ int (*flush)(struct pstore_info *psi);
void *data;
};
--
1.7.9.5
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