diff options
| author | Brian Behlendorf <[email protected]> | 2014-10-08 17:10:45 -0700 |
|---|---|---|
| committer | Brian Behlendorf <[email protected]> | 2014-10-20 16:10:25 -0700 |
| commit | ba232d8aead62e2af9c195c2802b89dbc891d5ef (patch) | |
| tree | 3b1e6c29c1182d1b15624d90641d0dfaaee5a9d0 /module/zfs/zpl_file.c | |
| parent | d94fd5f0def2fbcb720647acac79ae75e2b9fa3b (diff) | |
Suppress AIO kmem warnings
The new zpl_aio_write() and zpl_aio_read() functions use kmem_alloc()
to allocate enough memory to hold the vectorized IO. While this
allocation will be small it's been observed in practice to sometimes
slightly exceed the 8K warning threshold by a few kilobytes.
Therefore, the KM_NODEBUG flag has been added to suppress warning.
Signed-off-by: Brian Behlendorf <[email protected]>
Signed-off-by: Richard Yao <[email protected]>
Closes #2774
Diffstat (limited to 'module/zfs/zpl_file.c')
| -rw-r--r-- | module/zfs/zpl_file.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/module/zfs/zpl_file.c b/module/zfs/zpl_file.c index c72d5c947..cabe9bf15 100644 --- a/module/zfs/zpl_file.c +++ b/module/zfs/zpl_file.c @@ -248,7 +248,7 @@ zpl_aio_read(struct kiocb *kiocb, const struct iovec *iovp, size_t count = kiocb->ki_nbytes; ssize_t read; size_t alloc_size = sizeof (struct iovec) * nr_segs; - struct iovec *iov_tmp = kmem_alloc(alloc_size, KM_SLEEP); + struct iovec *iov_tmp = kmem_alloc(alloc_size, KM_SLEEP | KM_NODEBUG); bcopy(iovp, iov_tmp, alloc_size); ASSERT(iovp); @@ -325,7 +325,7 @@ zpl_aio_write(struct kiocb *kiocb, const struct iovec *iovp, size_t count = kiocb->ki_nbytes; ssize_t wrote; size_t alloc_size = sizeof (struct iovec) * nr_segs; - struct iovec *iov_tmp = kmem_alloc(alloc_size, KM_SLEEP); + struct iovec *iov_tmp = kmem_alloc(alloc_size, KM_SLEEP | KM_NODEBUG); bcopy(iovp, iov_tmp, alloc_size); ASSERT(iovp); |