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authorLinus Torvalds <torvalds@linux-foundation.org>2011-08-01 13:40:51 -1000
committerLinus Torvalds <torvalds@linux-foundation.org>2011-08-01 13:40:51 -1000
commita2d773023552f68baa2db2226dfd6d761c0df5da (patch)
treec905702c4f318d0e569222187472289c574bde3c /drivers/acpi
parent72f9adfd20e3be8a33ff3ef96cec787ed97b9ba9 (diff)
parent7644c16c7e7431fa398e834109dbb76dc1b51617 (diff)
Merge branch 'pstore-efi' of git://git.kernel.org/pub/scm/linux/kernel/git/aegl/linux-2.6
* 'pstore-efi' of git://git.kernel.org/pub/scm/linux/kernel/git/aegl/linux-2.6: efivars: Introduce PSTORE_EFI_ATTRIBUTES efivars: Use string functions in pstore_write efivars: introduce utf16_strncmp efivars: String functions efi: Add support for using efivars as a pstore backend pstore: Allow the user to explicitly choose a backend pstore: Make "part" unsigned pstore: Add extra context for writes and erases pstore: Extend API for more flexibility in new backends
Diffstat (limited to 'drivers/acpi')
-rw-r--r--drivers/acpi/apei/erst.c20
1 files changed, 15 insertions, 5 deletions
diff --git a/drivers/acpi/apei/erst.c b/drivers/acpi/apei/erst.c
index e6cef8e1b534..6053f4780df9 100644
--- a/drivers/acpi/apei/erst.c
+++ b/drivers/acpi/apei/erst.c
@@ -932,8 +932,11 @@ static int erst_check_table(struct acpi_table_erst *erst_tab)
static int erst_open_pstore(struct pstore_info *psi);
static int erst_close_pstore(struct pstore_info *psi);
static ssize_t erst_reader(u64 *id, enum pstore_type_id *type,
- struct timespec *time);
-static u64 erst_writer(enum pstore_type_id type, size_t size);
+ struct timespec *time, struct pstore_info *psi);
+static u64 erst_writer(enum pstore_type_id type, unsigned int part,
+ size_t size, struct pstore_info *psi);
+static int erst_clearer(enum pstore_type_id type, u64 id,
+ struct pstore_info *psi);
static struct pstore_info erst_info = {
.owner = THIS_MODULE,
@@ -942,7 +945,7 @@ static struct pstore_info erst_info = {
.close = erst_close_pstore,
.read = erst_reader,
.write = erst_writer,
- .erase = erst_clear
+ .erase = erst_clearer
};
#define CPER_CREATOR_PSTORE \
@@ -983,7 +986,7 @@ static int erst_close_pstore(struct pstore_info *psi)
}
static ssize_t erst_reader(u64 *id, enum pstore_type_id *type,
- struct timespec *time)
+ struct timespec *time, struct pstore_info *psi)
{
int rc;
ssize_t len = 0;
@@ -1037,7 +1040,8 @@ out:
return (rc < 0) ? rc : (len - sizeof(*rcd));
}
-static u64 erst_writer(enum pstore_type_id type, size_t size)
+static u64 erst_writer(enum pstore_type_id type, unsigned int part,
+ size_t size, struct pstore_info *psi)
{
struct cper_pstore_record *rcd = (struct cper_pstore_record *)
(erst_info.buf - sizeof(*rcd));
@@ -1080,6 +1084,12 @@ static u64 erst_writer(enum pstore_type_id type, size_t size)
return rcd->hdr.record_id;
}
+static int erst_clearer(enum pstore_type_id type, u64 id,
+ struct pstore_info *psi)
+{
+ return erst_clear(id);
+}
+
static int __init erst_init(void)
{
int rc = 0;