riscv/mm/context.c

26 static atomic_long_t current_version;
44 	 * (i.e. the same CONTEXT in the current_version) but we can't
98 	unsigned long asid, ver = atomic_long_read(&current_version);
123 	 * current_version and flush all ASIDs.
129 	/* We're out of ASIDs, so increment current_version */
130 	ver = atomic_long_add_return_relaxed(BIT(SATP_ASID_BITS), &current_version);
154 	 * current_version, then we update the active_context entry with a
170 	    (cntx2version(cntx) == atomic_long_read(&current_version)) &&
177 	/* Check that our ASID belongs to the current_version. */
179 	if (cntx2version(cntx) != atomic_long_read(&current_version)) {
256 		atomic_long_set(&current_version, BIT(SATP_ASID_BITS));