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-rw-r--r--drivers/remoteproc/remoteproc_coredump.c6
-rw-r--r--drivers/remoteproc/remoteproc_debugfs.c21
-rw-r--r--include/linux/remoteproc.h8
3 files changed, 17 insertions, 18 deletions
diff --git a/drivers/remoteproc/remoteproc_coredump.c b/drivers/remoteproc/remoteproc_coredump.c
index bb15a29038e8..34530dc20cb4 100644
--- a/drivers/remoteproc/remoteproc_coredump.c
+++ b/drivers/remoteproc/remoteproc_coredump.c
@@ -257,7 +257,7 @@ void rproc_coredump(struct rproc *rproc)
* directly read from device memory.
*/
data_size += elf_size_of_phdr(class);
- if (dump_conf == RPROC_COREDUMP_DEFAULT)
+ if (dump_conf == RPROC_COREDUMP_ENABLED)
data_size += segment->size;
phnum++;
@@ -297,14 +297,14 @@ void rproc_coredump(struct rproc *rproc)
elf_phdr_set_p_flags(class, phdr, PF_R | PF_W | PF_X);
elf_phdr_set_p_align(class, phdr, 0);
- if (dump_conf == RPROC_COREDUMP_DEFAULT)
+ if (dump_conf == RPROC_COREDUMP_ENABLED)
rproc_copy_segment(rproc, data + offset, segment, 0,
segment->size);
offset += elf_phdr_get_p_filesz(class, phdr);
phdr += elf_size_of_phdr(class);
}
- if (dump_conf == RPROC_COREDUMP_DEFAULT) {
+ if (dump_conf == RPROC_COREDUMP_ENABLED) {
dev_coredumpv(&rproc->dev, data, data_size, GFP_KERNEL);
return;
}
diff --git a/drivers/remoteproc/remoteproc_debugfs.c b/drivers/remoteproc/remoteproc_debugfs.c
index 7ca823f6aa63..7e5845376e9f 100644
--- a/drivers/remoteproc/remoteproc_debugfs.c
+++ b/drivers/remoteproc/remoteproc_debugfs.c
@@ -33,9 +33,9 @@ static struct dentry *rproc_dbg;
* enum rproc_coredump_mechanism
*/
static const char * const rproc_coredump_str[] = {
- [RPROC_COREDUMP_DEFAULT] = "default",
- [RPROC_COREDUMP_INLINE] = "inline",
[RPROC_COREDUMP_DISABLED] = "disabled",
+ [RPROC_COREDUMP_ENABLED] = "enabled",
+ [RPROC_COREDUMP_INLINE] = "inline",
};
/* Expose the current coredump configuration via debugfs */
@@ -54,20 +54,19 @@ static ssize_t rproc_coredump_read(struct file *filp, char __user *userbuf,
/*
* By writing to the 'coredump' debugfs entry, we control the behavior of the
- * coredump mechanism dynamically. The default value of this entry is "default".
+ * coredump mechanism dynamically. The default value of this entry is "disabled".
*
* The 'coredump' debugfs entry supports these commands:
*
- * default: This is the default coredump mechanism. When the remoteproc
- * crashes the entire coredump will be copied to a separate buffer
- * and exposed to userspace.
+ * disabled: By default coredump collection is disabled. Recovery will
+ * proceed without collecting any dump.
+ *
+ * enabled: When the remoteproc crashes the entire coredump will be copied
+ * to a separate buffer and exposed to userspace.
*
* inline: The coredump will not be copied to a separate buffer and the
* recovery process will have to wait until data is read by
* userspace. But this avoid usage of extra memory.
- *
- * disabled: This will disable coredump. Recovery will proceed without
- * collecting any dump.
*/
static ssize_t rproc_coredump_write(struct file *filp,
const char __user *user_buf, size_t count,
@@ -96,10 +95,10 @@ static ssize_t rproc_coredump_write(struct file *filp,
if (!strncmp(buf, "disabled", count)) {
rproc->dump_conf = RPROC_COREDUMP_DISABLED;
+ } else if (!strncmp(buf, "enabled", count)) {
+ rproc->dump_conf = RPROC_COREDUMP_ENABLED;
} else if (!strncmp(buf, "inline", count)) {
rproc->dump_conf = RPROC_COREDUMP_INLINE;
- } else if (!strncmp(buf, "default", count)) {
- rproc->dump_conf = RPROC_COREDUMP_DEFAULT;
} else {
dev_err(&rproc->dev, "Invalid coredump configuration\n");
err = -EINVAL;
diff --git a/include/linux/remoteproc.h b/include/linux/remoteproc.h
index 2fa68bf5aa4f..3fa3ba6498e8 100644
--- a/include/linux/remoteproc.h
+++ b/include/linux/remoteproc.h
@@ -442,16 +442,16 @@ enum rproc_crash_type {
/**
* enum rproc_dump_mechanism - Coredump options for core
- * @RPROC_COREDUMP_DEFAULT: Copy dump to separate buffer and carry on with
+ * @RPROC_COREDUMP_DISABLED: Don't perform any dump
+ * @RPROC_COREDUMP_ENABLED: Copy dump to separate buffer and carry on with
recovery
* @RPROC_COREDUMP_INLINE: Read segments directly from device memory. Stall
recovery until all segments are read
- * @RPROC_COREDUMP_DISABLED: Don't perform any dump
*/
enum rproc_dump_mechanism {
- RPROC_COREDUMP_DEFAULT,
- RPROC_COREDUMP_INLINE,
RPROC_COREDUMP_DISABLED,
+ RPROC_COREDUMP_ENABLED,
+ RPROC_COREDUMP_INLINE,
};
/**