Lines Matching defs:tag
19 * prudent to allocate at least enough tag storage space to accommodate
20 * SWAPFILE_CLUSTER number of pages. Allocate enough tag storage to
109 pr_warn("WARNING: ADI tag size >4 on this platform. Disabling AADI support\n");
131 /* Check if this vma already has tag storage descriptor
171 /* Check if this vma already has tag storage descriptor
217 /* Check if we ran out of tag storage descriptors */
223 /* Mark this tag descriptor slot in use and then initialize it */
228 * is available in tag storage descriptor. Since this page is
232 * more than TAG_STORAGE_PAGES. Each byte in tag space holds
233 * two ADI tags since each ADI tag is 4 bits. Each ADI tag
236 * TAG_STORAGE_PAGES number of tag pages.
244 /* If overflow happens with the minimum tag storage
246 * tag storage.
266 /* If underflow happens with the minimum tag storage
268 * this tag storage.
308 /* Do not free up the tag storage space allocated
310 * emergency tag storage space for the task.
330 unsigned char *tag;
335 * saved. If yes, restore version tag to the newly
342 tag = tag_start(addr, tag_desc);
345 version1 = (*tag) >> 4;
346 version2 = (*tag) & 0x0f;
347 *tag++ = 0;
360 /* Check and mark this tag space for release later if
361 * the swapped in page was the last user of tag space
373 unsigned char *tag;
381 tag = tag_start(addr, tag_desc);
391 *tag = (version1 << 4) | version2;
392 tag++;