diff options
| -rw-r--r-- | lib/hashtable.c | 12 |
1 files changed, 8 insertions, 4 deletions
diff --git a/lib/hashtable.c b/lib/hashtable.c index b747f1f79..57802cfb6 100644 --- a/lib/hashtable.c +++ b/lib/hashtable.c @@ -45,6 +45,9 @@ # include <linux/string.h> #endif +#ifndef CONFIG_ENV_MIN_ENTRIES /* minimum number of entries */ +#define CONFIG_ENV_MIN_ENTRIES 64 +#endif #ifndef CONFIG_ENV_MAX_ENTRIES /* maximum number of entries */ #define CONFIG_ENV_MAX_ENTRIES 512 #endif @@ -647,13 +650,14 @@ int himport_r(struct hsearch_data *htab, * (CONFIG_ENV_SIZE). This heuristics will result in * unreasonably large numbers (and thus memory footprint) for * big flash environments (>8,000 entries for 64 KB - * envrionment size), so we clip it to a reasonable value - * (which can be overwritten in the board config file if - * needed). + * envrionment size), so we clip it to a reasonable value. + * On the other hand we need to add some more entries for free + * space when importing very small buffers. Both boundaries can + * be overwritten in the board config file if needed. */ if (!htab->table) { - int nent = size / 8; + int nent = CONFIG_ENV_MIN_ENTRIES + size / 8; if (nent > CONFIG_ENV_MAX_ENTRIES) nent = CONFIG_ENV_MAX_ENTRIES; |