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-rw-r--r--fs/file.c10
1 files changed, 3 insertions, 7 deletions
diff --git a/fs/file.c b/fs/file.c
index 55f4e702256..3f356086061 100644
--- a/fs/file.c
+++ b/fs/file.c
@@ -240,13 +240,9 @@ static struct fdtable *alloc_fdtable(int nr)
if (!fdt)
goto out;
- nfds = 8 * L1_CACHE_BYTES;
- /* Expand to the max in easy steps */
- while (nfds <= nr) {
- nfds = nfds * 2;
- if (nfds > NR_OPEN)
- nfds = NR_OPEN;
- }
+ nfds = max_t(int, 8 * L1_CACHE_BYTES, roundup_pow_of_two(nfds));
+ if (nfds > NR_OPEN)
+ nfds = NR_OPEN;
new_openset = alloc_fdset(nfds);
new_execset = alloc_fdset(nfds);