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Date: Mon, 15 Aug 2022 19:50:55 +0200 From: Greg Kroah-Hartman <gregkh@...uxfoundation.org> To: linux-kernel@...r.kernel.org Cc: Greg Kroah-Hartman <gregkh@...uxfoundation.org>, stable@...r.kernel.org, Helge Deller <deller@....de> Subject: [PATCH 5.18 0056/1095] parisc: Fix device names in /proc/iomem From: Helge Deller <deller@....de> commit cab56b51ec0e69128909cef4650e1907248d821b upstream. Fix the output of /proc/iomem to show the real hardware device name including the pa_pathname, e.g. "Merlin 160 Core Centronics [8:16:0]". Up to now only the pa_pathname ("[8:16.0]") was shown. Signed-off-by: Helge Deller <deller@....de> Cc: <stable@...r.kernel.org> # v4.9+ Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org> --- arch/parisc/kernel/drivers.c | 9 ++++----- 1 file changed, 4 insertions(+), 5 deletions(-) --- a/arch/parisc/kernel/drivers.c +++ b/arch/parisc/kernel/drivers.c @@ -520,7 +520,6 @@ alloc_pa_dev(unsigned long hpa, struct h dev->id.hversion_rev = iodc_data[1] & 0x0f; dev->id.sversion = ((iodc_data[4] & 0x0f) << 16) | (iodc_data[5] << 8) | iodc_data[6]; - dev->hpa.name = parisc_pathname(dev); dev->hpa.start = hpa; /* This is awkward. The STI spec says that gfx devices may occupy * 32MB or 64MB. Unfortunately, we don't know how to tell whether @@ -534,10 +533,10 @@ alloc_pa_dev(unsigned long hpa, struct h dev->hpa.end = hpa + 0xfff; } dev->hpa.flags = IORESOURCE_MEM; - name = parisc_hardware_description(&dev->id); - if (name) { - strlcpy(dev->name, name, sizeof(dev->name)); - } + dev->hpa.name = dev->name; + name = parisc_hardware_description(&dev->id) ? : "unknown"; + snprintf(dev->name, sizeof(dev->name), "%s [%s]", + name, parisc_pathname(dev)); /* Silently fail things like mouse ports which are subsumed within * the keyboard controller
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