Message ID | 20200701202936.44156-1-rikard.falkeborn@gmail.com (mailing list archive) |
---|---|
State | Accepted |
Delegated to: | Herbert Xu |
Headers | show |
Series | crypto: virtio - constify features[] and id_table[] | expand |
On Wed, Jul 01, 2020 at 10:29:36PM +0200, Rikard Falkeborn wrote: > features[] and id_table[] are not modified and can be made const to > allow the compiler to put them in read-only memory. > > Before: > text data bss dec hex filename > 11534 2056 160 13750 35b6 drivers/crypto/virtio/virtio_crypto_core.o > > After: > text data bss dec hex filename > 11630 1992 128 13750 35b6 drivers/crypto/virtio/virtio_crypto_core.o > > Signed-off-by: Rikard Falkeborn <rikard.falkeborn@gmail.com> > --- > drivers/crypto/virtio/virtio_crypto_core.c | 4 ++-- > 1 file changed, 2 insertions(+), 2 deletions(-) Patch applied. Thanks.
diff --git a/drivers/crypto/virtio/virtio_crypto_core.c b/drivers/crypto/virtio/virtio_crypto_core.c index ba8a19c72391..0c66d6193ca2 100644 --- a/drivers/crypto/virtio/virtio_crypto_core.c +++ b/drivers/crypto/virtio/virtio_crypto_core.c @@ -498,11 +498,11 @@ static int virtcrypto_restore(struct virtio_device *vdev) } #endif -static unsigned int features[] = { +static const unsigned int features[] = { /* none */ }; -static struct virtio_device_id id_table[] = { +static const struct virtio_device_id id_table[] = { { VIRTIO_ID_CRYPTO, VIRTIO_DEV_ANY_ID }, { 0 }, };
features[] and id_table[] are not modified and can be made const to allow the compiler to put them in read-only memory. Before: text data bss dec hex filename 11534 2056 160 13750 35b6 drivers/crypto/virtio/virtio_crypto_core.o After: text data bss dec hex filename 11630 1992 128 13750 35b6 drivers/crypto/virtio/virtio_crypto_core.o Signed-off-by: Rikard Falkeborn <rikard.falkeborn@gmail.com> --- drivers/crypto/virtio/virtio_crypto_core.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)