From: Bijan Mottahedeh <bijan.mottahedeh@oracle.com> mainline inclusion from mainline-5.9-rc1 commit aad5d8da1b301fe399d65f2dcb84df2ec60caaa3 category: feature bugzilla: https://bugzilla.openeuler.org/show_bug.cgi?id=27 CVE: NA --------------------------- Rename account_mem to limit_name to clarify its purpose. Signed-off-by: Bijan Mottahedeh <bijan.mottahedeh@oracle.com> Signed-off-by: Jens Axboe <axboe@kernel.dk> Signed-off-by: yangerkun <yangerkun@huawei.com> Reviewed-by: zhangyi (F) <yi.zhang@huawei.com> Signed-off-by: Cheng Jian <cj.chengjian@huawei.com> --- fs/io_uring.c | 16 ++++++++-------- 1 file changed, 8 insertions(+), 8 deletions(-) diff --git a/fs/io_uring.c b/fs/io_uring.c index e4585dd74cb8..6e7d3d69010e 100644 --- a/fs/io_uring.c +++ b/fs/io_uring.c @@ -227,7 +227,7 @@ struct io_ring_ctx { struct { unsigned int flags; unsigned int compat: 1; - unsigned int account_mem: 1; + unsigned int limit_mem: 1; unsigned int cq_overflow_flushed: 1; unsigned int drain_next: 1; unsigned int eventfd_async: 1; @@ -6952,13 +6952,13 @@ static inline int __io_account_mem(struct user_struct *user, static void io_unaccount_mem(struct io_ring_ctx *ctx, unsigned long nr_pages) { - if (ctx->account_mem) + if (ctx->limit_mem) __io_unaccount_mem(ctx->user, nr_pages); } static int io_account_mem(struct io_ring_ctx *ctx, unsigned long nr_pages) { - if (ctx->account_mem) + if (ctx->limit_mem) return __io_account_mem(ctx->user, nr_pages); return 0; @@ -7811,7 +7811,7 @@ static int io_uring_create(unsigned entries, struct io_uring_params *p, { struct user_struct *user = NULL; struct io_ring_ctx *ctx; - bool account_mem; + bool limit_mem; int ret; if (!entries) @@ -7850,9 +7850,9 @@ static int io_uring_create(unsigned entries, struct io_uring_params *p, } user = get_uid(current_user()); - account_mem = !capable(CAP_IPC_LOCK); + limit_mem = !capable(CAP_IPC_LOCK); - if (account_mem) { + if (limit_mem) { ret = __io_account_mem(user, ring_pages(p->sq_entries, p->cq_entries)); if (ret) { @@ -7863,14 +7863,14 @@ static int io_uring_create(unsigned entries, struct io_uring_params *p, ctx = io_ring_ctx_alloc(p); if (!ctx) { - if (account_mem) + if (limit_mem) __io_unaccount_mem(user, ring_pages(p->sq_entries, p->cq_entries)); free_uid(user); return -ENOMEM; } ctx->compat = in_compat_syscall(); - ctx->account_mem = account_mem; + ctx->limit_mem = limit_mem; ctx->user = user; ctx->creds = get_current_cred(); -- 2.25.1