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authorAruna Balakrishnaiah <aruna@linux.vnet.ibm.com>2013-08-16 22:53:19 +0200
committerTony Luck <tony.luck@intel.com>2013-08-19 19:18:11 +0200
commit9a4e1398208d147a9240731a1f8cfe7d8cc4c553 (patch)
tree61b16758244f641d861839887b19d5a0a144223a /fs/pstore/ram.c
parentpstore: Add compression support to pstore (diff)
downloadlinux-9a4e1398208d147a9240731a1f8cfe7d8cc4c553.tar.xz
linux-9a4e1398208d147a9240731a1f8cfe7d8cc4c553.zip
pstore: Introduce new argument 'compressed' in the read callback
Backends will set the flag 'compressed' after reading the log from persistent store to indicate the data being returned to pstore is compressed or not. Signed-off-by: Aruna Balakrishnaiah <aruna@linux.vnet.ibm.com> Reviewed-by: Kees Cook <keescook@chromium.org> Signed-off-by: Tony Luck <tony.luck@intel.com>
Diffstat (limited to 'fs/pstore/ram.c')
-rw-r--r--fs/pstore/ram.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/fs/pstore/ram.c b/fs/pstore/ram.c
index fe7188f742b7..292722327811 100644
--- a/fs/pstore/ram.c
+++ b/fs/pstore/ram.c
@@ -133,7 +133,8 @@ ramoops_get_next_prz(struct persistent_ram_zone *przs[], uint *c, uint max,
static ssize_t ramoops_pstore_read(u64 *id, enum pstore_type_id *type,
int *count, struct timespec *time,
- char **buf, struct pstore_info *psi)
+ char **buf, bool *compressed,
+ struct pstore_info *psi)
{
ssize_t size;
ssize_t ecc_notice_size;