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Remove upgrade-in-flight feature

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Due to changes in Linux kernel this feature is not working anymore.

Signed-off-by: Robert Baldyga <robert.baldyga@intel.com>
This commit is contained in:
Robert Baldyga
2021-08-11 20:33:16 +02:00
parent 5afc8af0e8
commit c968285d9f
24 changed files with 13 additions and 3336 deletions
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45
modules/cas_disk/main.c
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@@ -20,9 +20,6 @@ MODULE_VERSION(CAS_VERSION);
static int iface_version = CASDSK_IFACE_VERSION;
module_param(iface_version, int, (S_IRUSR | S_IRGRP));
static int upgrade_in_progress = 0;
module_param(upgrade_in_progress, int, (S_IRUSR | S_IRGRP));
struct casdsk_module *casdsk_module;
uint32_t casdsk_get_version(void)
@@ -31,46 +28,6 @@ uint32_t casdsk_get_version(void)
}
EXPORT_SYMBOL(casdsk_get_version);
static void _casdsk_module_free_config(struct casdsk_module *mod)
{
int i;
if (mod->config.blobs) {
for (i = 0; i < mod->config.n_blobs; i++)
vfree(mod->config.blobs[i].buffer);
kfree(mod->config.blobs);
mod->config.blobs = NULL;
mod->config.n_blobs = 0;
}
}
void casdsk_store_config(size_t n_blobs, struct casdsk_props_conf *blobs)
{
upgrade_in_progress = 1;
_casdsk_module_free_config(casdsk_module);
casdsk_module->config.blobs = blobs;
casdsk_module->config.n_blobs = n_blobs;
}
EXPORT_SYMBOL(casdsk_store_config);
size_t casdsk_get_stored_config(struct casdsk_props_conf **blobs)
{
BUG_ON(!blobs);
*blobs = casdsk_module->config.blobs;
return casdsk_module->config.n_blobs;
}
EXPORT_SYMBOL(casdsk_get_stored_config);
void casdsk_free_stored_config(void)
{
CASDSK_DEBUG_TRACE();
_casdsk_module_free_config(casdsk_module);
upgrade_in_progress = 0;
}
EXPORT_SYMBOL(casdsk_free_stored_config);
static void _casdsk_module_release(struct kobject *kobj)
{
struct casdsk_module *mod;
@@ -82,8 +39,6 @@ static void _casdsk_module_release(struct kobject *kobj)
mod = container_of(kobj, struct casdsk_module, kobj);
BUG_ON(!mod);
_casdsk_module_free_config(mod);
kfree(mod);
}