Messages in this thread Patch in this message | | | From | Paolo 'Blaisorblade' Giarrusso <> | Subject | [PATCH 09/10] uml: comment about cast build fix | Date | Wed, 21 Sep 2005 18:40:29 +0200 |
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From: Paolo 'Blaisorblade' Giarrusso <blaisorblade@yahoo.it>
Explain why the casting we do to silence this warning is indeed safe.
It is because the field we're casting from, though being 64-bit wide, was filled with a pointer in first place by ourselves.
Signed-off-by: Paolo 'Blaisorblade' Giarrusso <blaisorblade@yahoo.it> ---
arch/um/os-Linux/aio.c | 1 + 1 files changed, 1 insertions(+), 0 deletions(-)
diff --git a/arch/um/os-Linux/aio.c b/arch/um/os-Linux/aio.c --- a/arch/um/os-Linux/aio.c +++ b/arch/um/os-Linux/aio.c @@ -144,6 +144,7 @@ static int aio_thread(void *arg) "errno = %d\n", errno); } else { + /* This is safe as we've just a pointer here. */ aio = (struct aio_context *) (long) event.data; if(update_aio(aio, event.res)){ do_aio(ctx, aio); - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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