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[83.28.44.216]) by smtp.gmail.com with ESMTPSA id 2adb3069b0e04-56e63c63cc6sm4343438e87.66.2025.09.16.02.36.58 (version=TLS1_2 cipher=AES128-SHA bits=128/128); Tue, 16 Sep 2025 02:36:59 -0700 (PDT) Date: Tue, 16 Sep 2025 11:36:55 +0200 From: Michal Pecio To: "Neronin, Niklas" Cc: mathias.nyman@linux.intel.com, linux-usb@vger.kernel.org, Andy Shevchenko Subject: Re: [PATCH 2/7] usb: xhci: use '%pad' specifier for DMA address printing Message-ID: <20250916113655.2e61d0e6.michal.pecio@gmail.com> In-Reply-To: <20250916113210.11b77abd.michal.pecio@gmail.com> References: <20250909115949.610922a3.michal.pecio@gmail.com> <20250909224416.691e47c9.michal.pecio@gmail.com> <20250910075630.0389536f.michal.pecio@gmail.com> <20250911113451.1f5e5ca4.michal.pecio@gmail.com> <20250912114644.7b9bfe37.michal.pecio@gmail.com> <20250913101246.515abfc4.michal.pecio@gmail.com> <20250915122251.333b4db4.michal.pecio@gmail.com> <20250916113210.11b77abd.michal.pecio@gmail.com> Precedence: bulk X-Mailing-List: linux-usb@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit On Tue, 16 Sep 2025 11:32:10 +0200, Michal Pecio wrote: > This compiles, works on x86, and is wrong: > > u64 addr; > xhci_dbg_trace(xhci, trace_xhci_dbg_cancel_urb, > "Set TR Deq ptr 0x%llx, cycle %u\n", &addr, new_cycle); Sorry, I tried to do one thing and I did it wrong. Of course I meant that ("%pad", &addr) is wrong. Basically, as soon as formats are converted to %p-anything and variables are passed by ref, it's game over for type checking.