https://bugzilla.suse.com/show_bug.cgi?id=1179170 https://bugzilla.suse.com/show_bug.cgi?id=1179170#c4 Gary Ching-Pang Lin <glin@suse.com> changed: What |Removed |Added ---------------------------------------------------------------------------- Flags|needinfo?(glin@suse.com) | --- Comment #4 from Gary Ching-Pang Lin <glin@suse.com> --- The deletion of uefi variable in efivar is quite simple: static int efivarfs_del_variable(efi_guid_t guid, const char *name) { char *path; int rc = make_efivarfs_path(&path, guid, name); if (rc < 0) { efi_error("make_efivarfs_path failed"); return -1; } efivarfs_set_immutable(path, 0); rc = unlink(path); if (rc < 0) efi_error("unlink failed"); __typeof__(errno) errno_value = errno; free(path); errno = errno_value; return rc; } It sets immutable to 0 and unlinks the path. In kernel/drivers/firmware/efi/vars.c, when removing a file, it uses uefi_set_variable() with NULL to delete the variable, and this is unlikely to fail. Maybe there are more clues in /var/log/pbl.log. -- You are receiving this mail because: You are on the CC list for the bug.