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sock: Do aligned allocations for the pipes

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Use posix_memalign to ensure aligned allocations. In reality, we'd get
64 byte alignment using even calloc, but this makes sure of it.

Change-Id: I6066e57c95b0f42cff439d452e4aed853189a523
Signed-off-by: Ben Walker <benjamin.walker@intel.com>
Reviewed-on: https://review.spdk.io/gerrit/c/spdk/spdk/+/17508
Community-CI: Mellanox Build Bot
Reviewed-by: Aleksey Marchuk <alexeymar@nvidia.com>
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Reviewed-by: Jim Harris <james.r.harris@intel.com>
This commit is contained in:
Ben Walker 2023-04-05 13:31:47 -07:00 committed by Jim Harris
parent 30f52282f4
commit cb9e0db853
2 changed files with 8 additions and 4 deletions
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6
module/sock/posix/posix.c
View File

@ -255,6 +255,7 @@ posix_sock_alloc_pipe(struct spdk_posix_sock *sock, int sz)
struct iovec diov[2];
int sbytes;
ssize_t bytes;
int rc;
if (sock->recv_buf_sz == sz) {
return 0;
@ -273,11 +274,12 @@ posix_sock_alloc_pipe(struct spdk_posix_sock *sock, int sz)
}
/* Round up to next 64 byte multiple */
new_buf = calloc(SPDK_ALIGN_CEIL(sz, 64), sizeof(uint8_t));
if (!new_buf) {
rc = posix_memalign((void **)&new_buf, 64, sz);
if (rc != 0) {
SPDK_ERRLOG("socket recv buf allocation failed\n");
return -ENOMEM;
}
memset(new_buf, 0, sz);
new_pipe = spdk_pipe_create(new_buf, sz);
if (new_pipe == NULL) {

6
module/sock/uring/uring.c
View File

@ -275,6 +275,7 @@ uring_sock_alloc_pipe(struct spdk_uring_sock *sock, int sz)
struct iovec diov[2];
int sbytes;
ssize_t bytes;
int rc;
if (sock->recv_buf_sz == sz) {
return 0;
@ -293,11 +294,12 @@ uring_sock_alloc_pipe(struct spdk_uring_sock *sock, int sz)
}
/* Round up to next 64 byte multiple */
new_buf = calloc(SPDK_ALIGN_CEIL(sz, 64), sizeof(uint8_t));
if (!new_buf) {
rc = posix_memalign((void **)&new_buf, 64, sz);
if (rc != 0) {
SPDK_ERRLOG("socket recv buf allocation failed\n");
return -ENOMEM;
}
memset(new_buf, 0, sz);
new_pipe = spdk_pipe_create(new_buf, sz);
if (new_pipe == NULL) {