diff options
Diffstat (limited to 'module/zfs/dmu_zfetch.c')
| -rw-r--r-- | module/zfs/dmu_zfetch.c | 20 |
1 files changed, 16 insertions, 4 deletions
diff --git a/module/zfs/dmu_zfetch.c b/module/zfs/dmu_zfetch.c index b36c30fc6..897ea8adb 100644 --- a/module/zfs/dmu_zfetch.c +++ b/module/zfs/dmu_zfetch.c @@ -39,13 +39,13 @@ int zfs_prefetch_disable = 0; /* max # of streams per zfetch */ -uint32_t zfetch_max_streams = 8; +unsigned int zfetch_max_streams = 8; /* min time before stream reclaim */ -uint32_t zfetch_min_sec_reap = 2; +unsigned int zfetch_min_sec_reap = 2; /* max number of blocks to fetch at a time */ -uint32_t zfetch_block_cap = 256; +unsigned int zfetch_block_cap = 256; /* number of bytes in a array_read at which we stop prefetching (1Mb) */ -uint64_t zfetch_array_rd_sz = 1024 * 1024; +unsigned long zfetch_array_rd_sz = 1024 * 1024; /* forward decls for static routines */ static int dmu_zfetch_colinear(zfetch_t *, zstream_t *); @@ -726,5 +726,17 @@ dmu_zfetch(zfetch_t *zf, uint64_t offset, uint64_t size, int prefetched) #if defined(_KERNEL) && defined(HAVE_SPL) module_param(zfs_prefetch_disable, int, 0644); MODULE_PARM_DESC(zfs_prefetch_disable, "Disable all ZFS prefetching"); + +module_param(zfetch_max_streams, uint, 0644); +MODULE_PARM_DESC(zfetch_max_streams, "Max number of streams per zfetch"); + +module_param(zfetch_min_sec_reap, uint, 0644); +MODULE_PARM_DESC(zfetch_min_sec_reap, "Min time before stream reclaim"); + +module_param(zfetch_block_cap, uint, 0644); +MODULE_PARM_DESC(zfetch_block_cap, "Max number of blocks to fetch at a time"); + +module_param(zfetch_array_rd_sz, ulong, 0644); +MODULE_PARM_DESC(zfetch_array_rd_sz, "Number of bytes in a array_read"); #endif |