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Date: Fri, 27 Nov 2020 21:42:26 -0600 From: Mike Travis <mike.travis@....com> To: Hans de Goede <hdegoede@...hat.com>, Justin Ernst <justin.ernst@....com>, Mark Gross <mgross@...ux.intel.com>, Thomas Gleixner <tglx@...utronix.de>, Ingo Molnar <mingo@...hat.com>, Borislav Petkov <bp@...en8.de>, x86@...nel.org, Steve Wahl <steve.wahl@....com> Cc: Mike Travis <mike.travis@....com>, Dimitri Sivanich <dimitri.sivanich@....com>, Russ Anderson <russ.anderson@....com>, "H. Peter Anvin" <hpa@...or.com>, Mauro Carvalho Chehab <mchehab+huawei@...nel.org>, Suzuki K Poulose <suzuki.poulose@....com>, Ilya Dryomov <idryomov@...il.com>, linux-kernel@...r.kernel.org, platform-driver-x86@...r.kernel.org Subject: [PATCH v2 4/5] x86/platform/uv: Add deprecated messages to /proc info leaves Add "deprecated" message to any access to old /proc/sgi_uv/* leaves. Signed-off-by: Mike Travis <mike.travis@....com> Reviewed-by: Steve Wahl <steve.wahl@....com> --- arch/x86/kernel/apic/x2apic_uv_x.c | 14 +++++++++++++- 1 file changed, 13 insertions(+), 1 deletion(-) diff --git a/arch/x86/kernel/apic/x2apic_uv_x.c b/arch/x86/kernel/apic/x2apic_uv_x.c index 48746031b39a..4248579825fb 100644 --- a/arch/x86/kernel/apic/x2apic_uv_x.c +++ b/arch/x86/kernel/apic/x2apic_uv_x.c @@ -1615,21 +1615,33 @@ static void check_efi_reboot(void) reboot_type = BOOT_ACPI; } -/* Setup user proc fs files */ +/* + * User proc fs file handling now deprecated. + * Recommend using /sys/firmware/sgi_uv/... instead. + */ static int __maybe_unused proc_hubbed_show(struct seq_file *file, void *data) { + pr_notice_once( + "%s: using deprecated /proc/sgi_uv/hubbed, use /sys/firmware/sgi_uv/hub_type\n", + current->comm); seq_printf(file, "0x%x\n", uv_hubbed_system); return 0; } static int __maybe_unused proc_hubless_show(struct seq_file *file, void *data) { + pr_notice_once( + "%s: using deprecated /proc/sgi_uv/hubless, use /sys/firmware/sgi_uv/hubless\n", + current->comm); seq_printf(file, "0x%x\n", uv_hubless_system); return 0; } static int __maybe_unused proc_archtype_show(struct seq_file *file, void *data) { + pr_notice_once( + "%s: using deprecated /proc/sgi_uv/archtype, use /sys/firmware/sgi_uv/archtype\n", + current->comm); seq_printf(file, "%s/%s\n", uv_archtype, oem_table_id); return 0; } -- 2.21.0
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