Reviewed-by: Vasileios Almpanis <[email protected]>
On 6/16/26 11:28 AM, Eva Kurchatova wrote:
Running modprobe in VE containers can't access module initstate, and
assumes the module isn't loaded, failing the module load later.
Fix by exporting /sys/module/<NAME>/initstate to VE containers.
Signed-off-by: Eva Kurchatova <[email protected]>
Feature: sysfs: Virtualize module initstate
https://virtuozzo.atlassian.net/browse/VSTOR-132134
---
kernel/module/sysfs.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/kernel/module/sysfs.c b/kernel/module/sysfs.c
index 8811ef4eb4df..e181ab4a6044 100644
--- a/kernel/module/sysfs.c
+++ b/kernel/module/sysfs.c
@@ -380,7 +380,7 @@ static ssize_t module_sysfs_perm_set_ve_real(struct module
*mod,
* catched since they would not see their new subdirs.
* currently the only subdir is holders.
*/
-#define VE_LONGEST_SUBDIR "holders"
+#define VE_LONGEST_SUBDIR "initstate"
#define PERM_PATH_LEN (sizeof("module") + 2 + sizeof(VE_LONGEST_SUBDIR) + \
MODULE_NAME_LEN + 1)
char path[PERM_PATH_LEN+1];
@@ -412,11 +412,14 @@ static int module_sysfs_ve_init(struct module *mod)
err = module_sysfs_expose_dir_ve(mod, NULL);
if (!err)
err = module_sysfs_expose_dir_ve(mod, "holders");
+ if (!err)
+ err = module_sysfs_expose_dir_ve(mod, "initstate");
return err;
}
static void module_sysfs_ve_fini(struct module *mod)
{
+ (void) module_sysfs_hide_dir_ve(mod, "initstate");
(void) module_sysfs_hide_dir_ve(mod, "holders");
(void) module_sysfs_hide_dir_ve(mod, NULL);
}
--
Best regards, Vasileios Almpanis
Software Developer, Virtuozzo.
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