diff options
Diffstat (limited to 'lib/sqfs/block_processor_parallel.c')
| -rw-r--r-- | lib/sqfs/block_processor_parallel.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/lib/sqfs/block_processor_parallel.c b/lib/sqfs/block_processor_parallel.c index 05c07f1..a63135a 100644 --- a/lib/sqfs/block_processor_parallel.c +++ b/lib/sqfs/block_processor_parallel.c @@ -16,8 +16,6 @@ #include <string.h> #include <stdlib.h> -#define MAX_BACKLOG_FACTOR (10) - typedef struct { sqfs_block_processor_t *shared; sqfs_compressor_t *cmp; @@ -46,6 +44,7 @@ struct sqfs_block_processor_t { sqfs_block_cb cb; void *user; int status; + size_t max_backlog; /* used only by workers */ size_t max_block_size; @@ -117,6 +116,7 @@ static void *worker_proc(void *arg) sqfs_block_processor_t *sqfs_block_processor_create(size_t max_block_size, sqfs_compressor_t *cmp, unsigned int num_workers, + size_t max_backlog, void *user, sqfs_block_cb callback) { @@ -136,6 +136,7 @@ sqfs_block_processor_t *sqfs_block_processor_create(size_t max_block_size, proc->cb = callback; proc->user = user; proc->num_workers = num_workers; + proc->max_backlog = max_backlog; if (pthread_mutex_init(&proc->mtx, NULL)) goto fail_free; @@ -274,7 +275,7 @@ int sqfs_block_processor_enqueue(sqfs_block_processor_t *proc, (block->flags & SQFS_BLK_DONT_CHECKSUM)) { store_completed_block(proc, block); } else { - while (proc->backlog > proc->num_workers * MAX_BACKLOG_FACTOR) + while (proc->backlog > proc->max_backlog) pthread_cond_wait(&proc->done_cond, &proc->mtx); if (proc->queue_last == NULL) { |