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head/sys/geom/cache/g_cache.c
| Show First 20 Lines • Show All 488 Lines • ▼ Show 20 Lines | g_cache_create(struct g_class *mp, struct g_provider *pp, | ||||
| /* Cache size is minimum 100. */ | /* Cache size is minimum 100. */ | ||||
| if (md->md_size < 100) { | if (md->md_size < 100) { | ||||
| G_CACHE_DEBUG(0, "Invalid size for device %s.", md->md_name); | G_CACHE_DEBUG(0, "Invalid size for device %s.", md->md_name); | ||||
| return (NULL); | return (NULL); | ||||
| } | } | ||||
| /* Block size restrictions. */ | /* Block size restrictions. */ | ||||
| bshift = ffs(md->md_bsize) - 1; | bshift = ffs(md->md_bsize) - 1; | ||||
| if (md->md_bsize == 0 || md->md_bsize > MAXPHYS || | if (md->md_bsize == 0 || md->md_bsize > maxphys || | ||||
| md->md_bsize != 1 << bshift || | md->md_bsize != 1 << bshift || | ||||
| (md->md_bsize % pp->sectorsize) != 0) { | (md->md_bsize % pp->sectorsize) != 0) { | ||||
| G_CACHE_DEBUG(0, "Invalid blocksize for provider %s.", pp->name); | G_CACHE_DEBUG(0, "Invalid blocksize for provider %s.", pp->name); | ||||
| return (NULL); | return (NULL); | ||||
| } | } | ||||
| /* Check for duplicate unit. */ | /* Check for duplicate unit. */ | ||||
| if (g_cache_find_device(mp, (const char *)&md->md_name) != NULL) { | if (g_cache_find_device(mp, (const char *)&md->md_name) != NULL) { | ||||
| ▲ Show 20 Lines • Show All 509 Lines • Show Last 20 Lines | |||||