diff options
Diffstat (limited to 'sys/amd64/include/pmap.h')
| -rw-r--r-- | sys/amd64/include/pmap.h | 16 |
1 files changed, 13 insertions, 3 deletions
diff --git a/sys/amd64/include/pmap.h b/sys/amd64/include/pmap.h index 334d6c6..24fd2bc 100644 --- a/sys/amd64/include/pmap.h +++ b/sys/amd64/include/pmap.h @@ -235,10 +235,20 @@ struct pv_entry; struct pv_chunk; struct md_page { - TAILQ_HEAD(,pv_entry) pv_list; - int pat_mode; + union { + TAILQ_HEAD(,pv_entry) pvi_list; + struct { + vm_page_t pii_left; + vm_page_t pii_right; + } pvi_siters; + } pv_structs; + int pat_mode; }; +#define pv_list pv_structs.pvi_list +#define pv_left pv_structs.pvi_siters.pii_left +#define pv_right pv_structs.pvi_siters.pii_right + /* * The kernel virtual address (KVA) of the level 4 page table page is always * within the direct map (DMAP) region. @@ -277,7 +287,7 @@ extern struct pmap kernel_pmap_store; */ typedef struct pv_entry { vm_offset_t pv_va; /* virtual address for mapping */ - TAILQ_ENTRY(pv_entry) pv_list; + TAILQ_ENTRY(pv_entry) pv_next; } *pv_entry_t; /* |
