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- Align a comment within struct vm_page.

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- Annotate the vm_page's valid field as synchronized by the containing
   vm object's lock.
This commit is contained in:
alc 2003-10-25 18:33:04 +00:00
parent b43632b153
commit 92470025a7
1 changed files with 5 additions and 5 deletions
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10
sys/vm/vm_page.h
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@ -116,7 +116,7 @@ struct vm_page {
vm_object_t object; /* which object am I in (O,P)*/
vm_pindex_t pindex; /* offset into object (O,P) */
vm_paddr_t phys_addr; /* physical address of page */
vm_paddr_t phys_addr; /* physical address of page */
struct md_page md; /* machine dependant stuff */
u_short queue; /* page queue index */
u_short flags, /* see below */
@ -128,16 +128,16 @@ struct vm_page {
/* NOTE that these must support one bit per DEV_BSIZE in a page!!! */
/* so, on normal X86 kernels, they must be at least 8 bits wide */
#if PAGE_SIZE == 4096
u_char valid; /* map of valid DEV_BSIZE chunks */
u_char valid; /* map of valid DEV_BSIZE chunks (O) */
u_char dirty; /* map of dirty DEV_BSIZE chunks */
#elif PAGE_SIZE == 8192
u_short valid; /* map of valid DEV_BSIZE chunks */
u_short valid; /* map of valid DEV_BSIZE chunks (O) */
u_short dirty; /* map of dirty DEV_BSIZE chunks */
#elif PAGE_SIZE == 16384
u_int valid; /* map of valid DEV_BSIZE chunks */
u_int valid; /* map of valid DEV_BSIZE chunks (O) */
u_int dirty; /* map of dirty DEV_BSIZE chunks */
#elif PAGE_SIZE == 32768
u_long valid; /* map of valid DEV_BSIZE chunks */
u_long valid; /* map of valid DEV_BSIZE chunks (O) */
u_long dirty; /* map of dirty DEV_BSIZE chunks */
#endif
u_int cow; /* page cow mapping count */