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Patch series to allow EFI variable backend to pstore

Browse source 
to hold multiple records.
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Merge tag 'please-pull-pstore_mevent' of git://git.kernel.org/pub/scm/linux/kernel/git/aegl/linux

Pull pstore fixes from Tony Luck:
 "Patch series to allow EFI variable backend to pstore to hold multiple
  records."

* tag 'please-pull-pstore_mevent' of git://git.kernel.org/pub/scm/linux/kernel/git/aegl/linux:
  efi_pstore: Add a format check for an existing variable name at erasing time
  efi_pstore: Add a format check for an existing variable name at reading time
  efi_pstore: Add a sequence counter to a variable name
  efi_pstore: Add ctime to argument of erase callback
  efi_pstore: Remove a logic erasing entries from a write callback to hold multiple logs
  efi_pstore: Add a logic erasing entries to an erase callback
  efi_pstore: Check remaining space with QueryVariableInfo() before writing data
This commit is contained in:
Linus Torvalds 2012-12-12 07:50:59 -08:00
commit 251a8cfeda
8 changed files with 144 additions and 73 deletions
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16
drivers/acpi/apei/erst.c
View file

@ -931,14 +931,14 @@ 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,
static ssize_t erst_reader(u64 *id, enum pstore_type_id *type, int *count,
struct timespec *time, char **buf,
struct pstore_info *psi);
static int erst_writer(enum pstore_type_id type, enum kmsg_dump_reason reason,
u64 *id, unsigned int part,
u64 *id, unsigned int part, int count,
size_t size, struct pstore_info *psi);
static int erst_clearer(enum pstore_type_id type, u64 id,
struct pstore_info *psi);
static int erst_clearer(enum pstore_type_id type, u64 id, int count,
struct timespec time, struct pstore_info *psi);
static struct pstore_info erst_info = {
.owner = THIS_MODULE,
@ -987,7 +987,7 @@ static int erst_close_pstore(struct pstore_info *psi)
return 0;
}
static ssize_t erst_reader(u64 *id, enum pstore_type_id *type,
static ssize_t erst_reader(u64 *id, enum pstore_type_id *type, int *count,
struct timespec *time, char **buf,
struct pstore_info *psi)
{
@ -1055,7 +1055,7 @@ out:
}
static int erst_writer(enum pstore_type_id type, enum kmsg_dump_reason reason,
u64 *id, unsigned int part,
u64 *id, unsigned int part, int count,
size_t size, struct pstore_info *psi)
{
struct cper_pstore_record *rcd = (struct cper_pstore_record *)
@ -1101,8 +1101,8 @@ static int erst_writer(enum pstore_type_id type, enum kmsg_dump_reason reason,
return ret;
}
static int erst_clearer(enum pstore_type_id type, u64 id,
struct pstore_info *psi)
static int erst_clearer(enum pstore_type_id type, u64 id, int count,
struct timespec time, struct pstore_info *psi)
{
return erst_clear(id);
}