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authorJens Axboe <axboe@kernel.dk>2022-05-09 09:11:01 -0600
committerJens Axboe <axboe@kernel.dk>2022-05-09 09:16:16 -0600
commit5dd977985f24052b6288e14d75dac4600ee69e0c (patch)
treeb62ee3b600f6cd0c55ca87e784a85fdf9ffc8a13
parentbd3bc9e99a916c26a5eb872fa1b938f19120a60f (diff)
io_uring: bump max direct descriptor count to 1M
We currently limit these to 32K, but since we're now backing the table space with vmalloc when needed, there's no reason why we can't make it bigger. The total space is limited by RLIMIT_NOFILE as well. Signed-off-by: Jens Axboe <axboe@kernel.dk>
-rw-r--r--fs/io_uring.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/io_uring.c b/fs/io_uring.c
index 7356e80ffdbb..644f57a46c5f 100644
--- a/fs/io_uring.c
+++ b/fs/io_uring.c
@@ -94,7 +94,7 @@
#define IORING_SQPOLL_CAP_ENTRIES_VALUE 8
/* only define max */
-#define IORING_MAX_FIXED_FILES (1U << 15)
+#define IORING_MAX_FIXED_FILES (1U << 20)
#define IORING_MAX_RESTRICTIONS (IORING_RESTRICTION_LAST + \
IORING_REGISTER_LAST + IORING_OP_LAST)