diff options
Diffstat (limited to 'src/third_party/wiredtiger/src/include/btmem.h')
| -rw-r--r-- | src/third_party/wiredtiger/src/include/btmem.h | 17 |
1 files changed, 14 insertions, 3 deletions
diff --git a/src/third_party/wiredtiger/src/include/btmem.h b/src/third_party/wiredtiger/src/include/btmem.h index a7c289a7b7f..03643f473e1 100644 --- a/src/third_party/wiredtiger/src/include/btmem.h +++ b/src/third_party/wiredtiger/src/include/btmem.h @@ -489,10 +489,21 @@ struct __wt_page_modify { WT_SPINLOCK page_lock; /* Page's spinlock */ /* - * The write generation is incremented when a page is modified, a page - * is clean if the write generation is 0. + * The page state is incremented when a page is modified. + * + * WT_PAGE_CLEAN -- + * The page is clean. + * WT_PAGE_DIRTY_FIRST -- + * The page is in this state after the first operation that marks a + * page dirty, or when reconciliation is checking to see if it has + * done enough work to be able to mark the page clean. + * WT_PAGE_DIRTY -- + * Two or more updates have been added to the page. */ - uint32_t write_gen; +#define WT_PAGE_CLEAN 0 +#define WT_PAGE_DIRTY_FIRST 1 +#define WT_PAGE_DIRTY 2 + uint32_t page_state; #define WT_PM_REC_EMPTY 1 /* Reconciliation: no replacement */ #define WT_PM_REC_MULTIBLOCK 2 /* Reconciliation: multiple blocks */ |