int bch2_journal_res_get_slowpath(struct journal *, struct journal_res *,
unsigned);
-/* First two bits for JOURNAL_WATERMARK: */
-#define JOURNAL_RES_GET_NONBLOCK (1 << 2)
-#define JOURNAL_RES_GET_CHECK (1 << 3)
+/* First bits for BCH_WATERMARK: */
+enum journal_res_flags {
+ __JOURNAL_RES_GET_NONBLOCK = BCH_WATERMARK_BITS,
+ __JOURNAL_RES_GET_CHECK,
+};
+
+#define JOURNAL_RES_GET_NONBLOCK (1 << __JOURNAL_RES_GET_NONBLOCK)
+#define JOURNAL_RES_GET_CHECK (1 << __JOURNAL_RES_GET_CHECK)
static inline int journal_res_get_fast(struct journal *j,
struct journal_res *res,
EBUG_ON(!journal_state_count(new, new.idx));
- if ((flags & JOURNAL_WATERMARK_MASK) < j->watermark)
+ if ((flags & BCH_WATERMARK_MASK) < j->watermark)
return 0;
new.cur_entry_offset += res->u64s;
static inline void journal_set_watermark(struct journal *j)
{
union journal_preres_state s = READ_ONCE(j->prereserved);
- unsigned watermark = JOURNAL_WATERMARK_any;
+ unsigned watermark = BCH_WATERMARK_stripe;
if (fifo_free(&j->pin) < j->pin.size / 4)
- watermark = max_t(unsigned, watermark, JOURNAL_WATERMARK_copygc);
+ watermark = max_t(unsigned, watermark, BCH_WATERMARK_copygc);
if (fifo_free(&j->pin) < j->pin.size / 8)
- watermark = max_t(unsigned, watermark, JOURNAL_WATERMARK_reserved);
+ watermark = max_t(unsigned, watermark, BCH_WATERMARK_reclaim);
if (s.reserved > s.remaining)
- watermark = max_t(unsigned, watermark, JOURNAL_WATERMARK_copygc);
+ watermark = max_t(unsigned, watermark, BCH_WATERMARK_copygc);
if (!s.remaining)
- watermark = max_t(unsigned, watermark, JOURNAL_WATERMARK_reserved);
+ watermark = max_t(unsigned, watermark, BCH_WATERMARK_reclaim);
if (watermark == j->watermark)
return;
int d = new_u64s - res->u64s;
union journal_preres_state old, new;
u64 v = atomic64_read(&j->prereserved.counter);
+ enum bch_watermark watermark = flags & BCH_WATERMARK_MASK;
int ret;
do {
old.v = new.v = v;
ret = 0;
- if ((flags & JOURNAL_WATERMARK_reserved) ||
+ if (watermark == BCH_WATERMARK_reclaim ||
new.reserved + d < new.remaining) {
new.reserved += d;
ret = 1;