Home
last modified time | relevance | path

Searched refs:pstore (Results 1 – 14 of 14) sorted by relevance

/linux/Documentation/admin-guide/
H A Dpstore-blk.rst3 pstore block oops/panic logger
9 pstore block (pstore/blk) is an oops/panic logger that writes its logs to a
11 these log files by mounting pstore filesystem like::
13 mount -t pstore pstore /sys/fs/pstore
16 pstore block concepts
19 pstore/blk provides efficient configuration method for pstore/blk, which
23 Configurations for user determine how pstore/blk works, such as pmsg_size,
46 It's required for pstore/blk. It is also used for MTD device.
48 When pstore/blk is built as a module, "blkdev" accepts the following variants:
56 When pstore/blk is built into the kernel, "blkdev" accepts the following variants:
[all …]
H A Dramoops.rst29 Typically the default value of ``mem_type=0`` should be used as that sets the pstore
31 ``pgprot_noncached``, which only works on some platforms. This is because pstore
151 The dump data can be read from the pstore filesystem. The format for these
153 a stored record from RAM, simply unlink the respective pstore file.
163 # echo 1 > /sys/kernel/debug/pstore/record_ftrace
166 # mount -t pstore pstore /mnt/
/linux/fs/pstore/
H A DKconfig7 persistent storage via "pstore" filesystem that can
8 be mounted as /dev/pstore. Only useful if you have
9 a platform level driver that registers with pstore to
21 Defines default size of pstore kernel log storage.
31 Whether pstore records should be compressed before being written to
35 problems while pstore is recording panic metadata.
41 When the option is enabled, pstore will log all kernel
49 When the option is enabled, pstore will export a character
51 data can be retrieved from /sys/fs/pstore/pmsg-ramoops-[ID].
63 pstore filesystem. It can be used to determine what function
[all …]
H A DMakefile6 obj-$(CONFIG_PSTORE) += pstore.o
8 pstore-objs += inode.o platform.o
9 pstore-$(CONFIG_PSTORE_FTRACE) += ftrace.o
11 pstore-$(CONFIG_PSTORE_PMSG) += pmsg.o
H A Dzone.c138 struct pstore_info pstore; member
1105 .pstore = {
1376 cxt->pstore.bufsize = cxt->kpszs[0]->buffer_size - in register_pstore_zone()
1378 cxt->pstore.buf = kzalloc(cxt->pstore.bufsize, GFP_KERNEL); in register_pstore_zone()
1379 if (!cxt->pstore.buf) { in register_pstore_zone()
1384 cxt->pstore.data = cxt; in register_pstore_zone()
1387 cxt->pstore.max_reason = info->max_reason; in register_pstore_zone()
1388 cxt->pstore.name = info->name; in register_pstore_zone()
1390 cxt->pstore.flags |= PSTORE_FLAGS_DMESG; in register_pstore_zone()
1392 kmsg_dump_reason_str(cxt->pstore.max_reason)); in register_pstore_zone()
[all …]
/linux/tools/testing/selftests/pstore/
H A Dpstore_post_reboot_tests23 mount_info=`grep pstore /proc/mounts`
28 mount none /sys/fs/pstore -t pstore
30 mount_point=`grep pstore /proc/mounts | cut -d' ' -f2 | head -n1`
H A Dcommon_tests77 backend=`cat /sys/module/pstore/parameters/backend`
/linux/drivers/firmware/efi/
H A DMakefile21 obj-$(CONFIG_EFI_VARS_PSTORE) += efi-pstore.o
H A DKconfig11 tristate "Register efivars backend for pstore"
16 Say Y here to enable use efivars as a backend to pstore. This
18 else supported by pstore to EFI variables.
21 bool "Disable using efivars as a pstore backend by default"
26 backend for pstore by default. This setting can be overridden
/linux/tools/testing/selftests/
H A DMakefile104 TARGETS += pstore
261 $(MAKE) -C pstore run_crash
/linux/Documentation/translations/zh_CN/admin-guide/
H A Dindex.rst103 * pstore-blk
/linux/Documentation/admin-guide/mm/
H A Dshrinker_debugfs.rst28 mm-zspool:zram0-34 sb-hugetlbfs-17 sb-pstore-31 sb-tmpfs-44
/linux/arch/arm64/boot/dts/hisilicon/
H A Dhi6220-hikey.dts36 * 0x21f0,0000 - 0x21ff,ffff: pstore/ramoops buffer
/linux/
H A DMAINTAINERS21932 T: git git://git.kernel.org/pub/scm/linux/kernel/git/kees/linux.git for-next/pstore
21933 F: Documentation/admin-guide/pstore-blk.rst
21937 F: drivers/firmware/efi/efi-pstore.c
21938 F: fs/pstore/
21939 F: include/linux/pstore*
21940 K: \b(pstore|ramoops)