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authorStefan Hajnoczi <stefanha@redhat.com>2023-09-13 13:41:09 -0400
committerStefan Hajnoczi <stefanha@redhat.com>2023-09-13 13:41:09 -0400
commit6c71b8a585383cc33c388778c2a4319bd627bba3 (patch)
tree871b793b03ee936f3f9eddf753f97c1cc3ca1f6e
parent9a8af699677cdf58e92ff43f38ea74bbe9d37ab0 (diff)
parentb3c8246750b7077add335559341268f2956f6470 (diff)
Merge tag 'nvme-next-pull-request' of https://gitlab.com/birkelund/qemu into staging
hw/nvme updates Two fixes for dynamic array allocation. # -----BEGIN PGP SIGNATURE----- # # iQEzBAABCgAdFiEEUigzqnXi3OaiR2bATeGvMW1PDekFAmUAc8AACgkQTeGvMW1P # DelwhQgAxD7imw85V89Dz58LgrFoq5XZz2cq6Q5BsudyZd8FW5r7lOn9c1i0Yu2x # iiP93FX0b5LPQ9/8/liz3oHu1HZ7+hX+VeDZSQ1/bugfXM/eDSPA7lf7GG1np312 # 9lKRs8o+T4Di7v93kdiEi6G3b0jQSmZ722aMa54isk58hy1mcUTnGxvPZpVZutTP # lYhwuElQIsnnKXB0jaRlpcDkpXdHJ1wwziaYLM7pus+tElMiSkFP05j2pX9iigKu # 7g+Hs+DaqrOzdoF/6uu72IKygq3/5H8iou1No/7OICWbFti5Qhhra0OKQE6nrlKd # 51fnWA6VjpO5g9+diwRRYbjEiOrkqQ== # =wn4B # -----END PGP SIGNATURE----- # gpg: Signature made Tue 12 Sep 2023 10:20:48 EDT # gpg: using RSA key 522833AA75E2DCE6A24766C04DE1AF316D4F0DE9 # gpg: Good signature from "Klaus Jensen <its@irrelevant.dk>" [unknown] # gpg: aka "Klaus Jensen <k.jensen@samsung.com>" [unknown] # gpg: WARNING: This key is not certified with a trusted signature! # gpg: There is no indication that the signature belongs to the owner. # Primary key fingerprint: DDCA 4D9C 9EF9 31CC 3468 4272 63D5 6FC5 E55D A838 # Subkey fingerprint: 5228 33AA 75E2 DCE6 A247 66C0 4DE1 AF31 6D4F 0DE9 * tag 'nvme-next-pull-request' of https://gitlab.com/birkelund/qemu: hw/nvme: Avoid dynamic stack allocation hw/nvme: Use #define to avoid variable length array Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
-rw-r--r--hw/nvme/ctrl.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/hw/nvme/ctrl.c b/hw/nvme/ctrl.c
index 539d273553..90687b168a 100644
--- a/hw/nvme/ctrl.c
+++ b/hw/nvme/ctrl.c
@@ -894,7 +894,7 @@ static uint16_t nvme_map_prp(NvmeCtrl *n, NvmeSg *sg, uint64_t prp1,
len -= trans_len;
if (len) {
if (len > n->page_size) {
- uint64_t prp_list[n->max_prp_ents];
+ g_autofree uint64_t *prp_list = g_new(uint64_t, n->max_prp_ents);
uint32_t nents, prp_trans;
int i = 0;
@@ -1045,7 +1045,7 @@ static uint16_t nvme_map_sgl(NvmeCtrl *n, NvmeSg *sg, NvmeSglDescriptor sgl,
* descriptors and segment chain) than the command transfer size, so it is
* not bounded by MDTS.
*/
- const int SEG_CHUNK_SIZE = 256;
+#define SEG_CHUNK_SIZE 256
NvmeSglDescriptor segment[SEG_CHUNK_SIZE], *sgld, *last_sgld;
uint64_t nsgld;