include/asm/pgtable-32.h

40  *       (i.e. EVA, XPA, 36-bit Alchemy/Netlogic).
108 #define pte_ERROR(e) \  argument
109 	printk("%s:%d: bad pte %016Lx.\n", __FILE__, __LINE__, pte_val(e))
111 #define pte_ERROR(e) \  argument
112 	printk("%s:%d: bad pte %08lx.\n", __FILE__, __LINE__, pte_val(e))
114 #define pgd_ERROR(e) \  argument
115 	printk("%s:%d: bad pgd %08lx.\n", __FILE__, __LINE__, pgd_val(e))
204  *   1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0
205  *   <----------- offset ------------> < type -> V G E 0 0 0 0 0 0 P
207  *   E is the exclusive marker that is not stored in swap entries.
217 /* We borrow bit 7 to store the exclusive marker in swap PTEs. */
218 #define _PAGE_SWP_EXCLUSIVE	(1 << 7)
228  *   3 2 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2
229  *   0 0 0 0 0 0 E P <------------------ zeroes ------------------->
232  *   1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0
235  *   E is the exclusive marker that is not stored in swap entries.
257  *   3 2 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2
258  *   <------------------ zeroes -------------------> E P 0 0 0 0 0 0
261  *   1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0
264  *   E is the exclusive marker that is not stored in swap entries.
269 #define __swp_offset(x)			 ((x).val >> 7)
270 #define __swp_entry(type, offset)	((swp_entry_t)  { (((type) & 0x1f) << 2) | ((offset) << 7) })
275  * We borrow bit 39 (bit 7 in the low PTE) to store the exclusive marker in swap
278 #define _PAGE_SWP_EXCLUSIVE	(1 << 7)
285  *   1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0
286  *   <------------- offset --------------> < type -> 0 0 0 0 0 0 E P
288  *   E is the exclusive marker that is not stored in swap entries.