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Searched refs:user_bufs (Results 1 – 3 of 3) sorted by relevance

/Linux-v5.4/fs/
Dpipe.c632 static bool too_many_pipe_buffers_soft(unsigned long user_bufs) in too_many_pipe_buffers_soft() argument
636 return soft_limit && user_bufs > soft_limit; in too_many_pipe_buffers_soft()
639 static bool too_many_pipe_buffers_hard(unsigned long user_bufs) in too_many_pipe_buffers_hard() argument
643 return hard_limit && user_bufs > hard_limit; in too_many_pipe_buffers_hard()
656 unsigned long user_bufs; in alloc_pipe_info() local
666 user_bufs = account_pipe_buffers(user, 0, pipe_bufs); in alloc_pipe_info()
668 if (too_many_pipe_buffers_soft(user_bufs) && is_unprivileged_user()) { in alloc_pipe_info()
669 user_bufs = account_pipe_buffers(user, pipe_bufs, 1); in alloc_pipe_info()
673 if (too_many_pipe_buffers_hard(user_bufs) && is_unprivileged_user()) in alloc_pipe_info()
1058 unsigned long user_bufs; in pipe_set_size() local
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Dio_uring.c237 struct io_mapped_ubuf *user_bufs; member
1173 if (unlikely(!ctx->user_bufs)) in io_import_fixed()
1181 imu = &ctx->user_bufs[index]; in io_import_fixed()
3324 if (!ctx->user_bufs) in io_sqe_buffer_unregister()
3328 struct io_mapped_ubuf *imu = &ctx->user_bufs[i]; in io_sqe_buffer_unregister()
3339 kfree(ctx->user_bufs); in io_sqe_buffer_unregister()
3340 ctx->user_bufs = NULL; in io_sqe_buffer_unregister()
3378 if (ctx->user_bufs) in io_sqe_buffer_register()
3383 ctx->user_bufs = kcalloc(nr_args, sizeof(struct io_mapped_ubuf), in io_sqe_buffer_register()
3385 if (!ctx->user_bufs) in io_sqe_buffer_register()
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/Linux-v5.4/kernel/bpf/
Dsyscall.c1243 unsigned long user_bufs; in __bpf_prog_charge() local
1246 user_bufs = atomic_long_add_return(pages, &user->locked_vm); in __bpf_prog_charge()
1247 if (user_bufs > memlock_limit) { in __bpf_prog_charge()