diff options
| -rw-r--r-- | drivers/net/ethernet/mellanox/mlx5/core/pagealloc.c | 16 |
1 files changed, 14 insertions, 2 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/pagealloc.c b/drivers/net/ethernet/mellanox/mlx5/core/pagealloc.c index 3a2408d44820..7b12acf210f8 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/pagealloc.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/pagealloc.c | |||
| @@ -90,6 +90,10 @@ struct mlx5_manage_pages_outbox { | |||
| 90 | __be64 pas[0]; | 90 | __be64 pas[0]; |
| 91 | }; | 91 | }; |
| 92 | 92 | ||
| 93 | enum { | ||
| 94 | MAX_RECLAIM_TIME_MSECS = 5000, | ||
| 95 | }; | ||
| 96 | |||
| 93 | static int insert_page(struct mlx5_core_dev *dev, u64 addr, struct page *page, u16 func_id) | 97 | static int insert_page(struct mlx5_core_dev *dev, u64 addr, struct page *page, u16 func_id) |
| 94 | { | 98 | { |
| 95 | struct rb_root *root = &dev->priv.page_root; | 99 | struct rb_root *root = &dev->priv.page_root; |
| @@ -279,6 +283,9 @@ static int reclaim_pages(struct mlx5_core_dev *dev, u32 func_id, int npages, | |||
| 279 | int err; | 283 | int err; |
| 280 | int i; | 284 | int i; |
| 281 | 285 | ||
| 286 | if (nclaimed) | ||
| 287 | *nclaimed = 0; | ||
| 288 | |||
| 282 | memset(&in, 0, sizeof(in)); | 289 | memset(&in, 0, sizeof(in)); |
| 283 | outlen = sizeof(*out) + npages * sizeof(out->pas[0]); | 290 | outlen = sizeof(*out) + npages * sizeof(out->pas[0]); |
| 284 | out = mlx5_vzalloc(outlen); | 291 | out = mlx5_vzalloc(outlen); |
| @@ -388,20 +395,25 @@ static int optimal_reclaimed_pages(void) | |||
| 388 | 395 | ||
| 389 | int mlx5_reclaim_startup_pages(struct mlx5_core_dev *dev) | 396 | int mlx5_reclaim_startup_pages(struct mlx5_core_dev *dev) |
| 390 | { | 397 | { |
| 391 | unsigned long end = jiffies + msecs_to_jiffies(5000); | 398 | unsigned long end = jiffies + msecs_to_jiffies(MAX_RECLAIM_TIME_MSECS); |
| 392 | struct fw_page *fwp; | 399 | struct fw_page *fwp; |
| 393 | struct rb_node *p; | 400 | struct rb_node *p; |
| 401 | int nclaimed = 0; | ||
| 394 | int err; | 402 | int err; |
| 395 | 403 | ||
| 396 | do { | 404 | do { |
| 397 | p = rb_first(&dev->priv.page_root); | 405 | p = rb_first(&dev->priv.page_root); |
| 398 | if (p) { | 406 | if (p) { |
| 399 | fwp = rb_entry(p, struct fw_page, rb_node); | 407 | fwp = rb_entry(p, struct fw_page, rb_node); |
| 400 | err = reclaim_pages(dev, fwp->func_id, optimal_reclaimed_pages(), NULL); | 408 | err = reclaim_pages(dev, fwp->func_id, |
| 409 | optimal_reclaimed_pages(), | ||
| 410 | &nclaimed); | ||
| 401 | if (err) { | 411 | if (err) { |
| 402 | mlx5_core_warn(dev, "failed reclaiming pages (%d)\n", err); | 412 | mlx5_core_warn(dev, "failed reclaiming pages (%d)\n", err); |
| 403 | return err; | 413 | return err; |
| 404 | } | 414 | } |
| 415 | if (nclaimed) | ||
| 416 | end = jiffies + msecs_to_jiffies(MAX_RECLAIM_TIME_MSECS); | ||
| 405 | } | 417 | } |
| 406 | if (time_after(jiffies, end)) { | 418 | if (time_after(jiffies, end)) { |
| 407 | mlx5_core_warn(dev, "FW did not return all pages. giving up...\n"); | 419 | mlx5_core_warn(dev, "FW did not return all pages. giving up...\n"); |
