lib/tests/liveupdate.c

Source file repositories/reference/linux-study-clean/lib/tests/liveupdate.c

File Facts

System
Linux kernel
Corpus path
lib/tests/liveupdate.c
Extension
.c
Size
3577 bytes
Lines
144
Domain
Kernel Services
Bucket
lib
Inferred role
Kernel Services: implementation source
Status
source implementation candidate

Why This File Exists

Shared kernel service surface used by multiple subsystems, including helpers, cryptography, virtualization support, and async I/O infrastructure.

Dependency Surface

Detected Declarations

Annotated Snippet

if (err && err != -ENODATA && err != -ENOENT) {
			pr_err("liveupdate_flb_get_incoming for %s failed: %pe\n",
			       flb->compatible, ERR_PTR(err));
		}

		if (!err)
			liveupdate_flb_put_incoming(flb);
	}
	initialized = true;
}

void liveupdate_test_register(struct liveupdate_file_handler *fh)
{
	int err, i;

	liveupdate_test_init();

	for (i = 0; i < TEST_NFLBS; i++) {
		struct liveupdate_flb *flb = &test_flbs[i];

		err = liveupdate_register_flb(fh, flb);
		if (err) {
			pr_err("Failed to register %s %pe\n",
			       flb->compatible, ERR_PTR(err));
		}
	}

	err = liveupdate_register_flb(fh, &test_flbs[0]);
	if (!err || err != -EEXIST) {
		pr_err("Failed: %s should be already registered, but got err: %pe\n",
		       test_flbs[0].compatible, ERR_PTR(err));
	}

	pr_info("Registered %d FLBs with file handler: [%s]\n",
		TEST_NFLBS, fh->compatible);
}

MODULE_LICENSE("GPL");
MODULE_AUTHOR("Pasha Tatashin <pasha.tatashin@soleen.com>");
MODULE_DESCRIPTION("In-kernel test for LUO mechanism");

Annotation

Implementation Notes