Re: [RFC PATCH v2 13/34] x86/xen/msr: Remove the error pointer argument from... | netdev

[RFC PATCH v2 00/34] MSR refactor with new MSR instructions support · "Xin Li (Intel)" <xin@zytor.com> · 2025-04-22
[RFC PATCH v2 06/34] x86/msr: Use the alternatives mechanism to read PMC · "Xin Li (Intel)" <xin@zytor.com> · 2025-04-22
Re: [RFC PATCH v2 06/34] x86/msr: Use the alternatives mechanism to read PMC · Jürgen Groß <jgross@suse.com> · 2025-04-22
Re: [RFC PATCH v2 06/34] x86/msr: Use the alternatives mechanism to read PMC · Xin Li <xin@zytor.com> · 2025-04-22
Re: [RFC PATCH v2 06/34] x86/msr: Use the alternatives mechanism to read PMC · Juergen Gross <jgross@suse.com> · 2025-04-22
Re: [RFC PATCH v2 06/34] x86/msr: Use the alternatives mechanism to read PMC · Xin Li <xin@zytor.com> · 2025-04-23
[RFC PATCH v2 22/34] x86/msr: Utilize the alternatives mechanism to read MSR · "Xin Li (Intel)" <xin@zytor.com> · 2025-04-22
Re: [RFC PATCH v2 22/34] x86/msr: Utilize the alternatives mechanism to read MSR · Jürgen Groß <jgross@suse.com> · 2025-04-22
Re: [RFC PATCH v2 22/34] x86/msr: Utilize the alternatives mechanism to read MSR · Xin Li <xin@zytor.com> · 2025-04-22
Re: [RFC PATCH v2 22/34] x86/msr: Utilize the alternatives mechanism to read MSR · Jürgen Groß <jgross@suse.com> · 2025-04-22
Re: [RFC PATCH v2 22/34] x86/msr: Utilize the alternatives mechanism to read MSR · Jürgen Groß <jgross@suse.com> · 2025-04-22
Re: [RFC PATCH v2 22/34] x86/msr: Utilize the alternatives mechanism to read MSR · Xin Li <xin@zytor.com> · 2025-04-23
Re: [RFC PATCH v2 22/34] x86/msr: Utilize the alternatives mechanism to read MSR · Jürgen Groß <jgross@suse.com> · 2025-04-23
[RFC PATCH v2 21/34] x86/msr: Utilize the alternatives mechanism to write MSR · "Xin Li (Intel)" <xin@zytor.com> · 2025-04-22
Re: [RFC PATCH v2 21/34] x86/msr: Utilize the alternatives mechanism to write MSR · Jürgen Groß <jgross@suse.com> · 2025-04-22
Re: [RFC PATCH v2 21/34] x86/msr: Utilize the alternatives mechanism to write MSR · Xin Li <xin@zytor.com> · 2025-04-23
Re: [RFC PATCH v2 21/34] x86/msr: Utilize the alternatives mechanism to write MSR · Jürgen Groß <jgross@suse.com> · 2025-04-23
Re: [RFC PATCH v2 21/34] x86/msr: Utilize the alternatives mechanism to write MSR · Xin Li <xin@zytor.com> · 2025-04-24
Re: [RFC PATCH v2 21/34] x86/msr: Utilize the alternatives mechanism to write MSR · Jürgen Groß <jgross@suse.com> · 2025-04-24
Re: [RFC PATCH v2 21/34] x86/msr: Utilize the alternatives mechanism to write MSR · "H. Peter Anvin" <hpa@zytor.com> · 2025-04-25
Re: [RFC PATCH v2 21/34] x86/msr: Utilize the alternatives mechanism to write MSR · "H. Peter Anvin" <hpa@zytor.com> · 2025-04-25
Re: [RFC PATCH v2 21/34] x86/msr: Utilize the alternatives mechanism to write MSR · Jürgen Groß <jgross@suse.com> · 2025-04-25
Re: [RFC PATCH v2 21/34] x86/msr: Utilize the alternatives mechanism to write MSR · "H. Peter Anvin" <hpa@zytor.com> · 2025-04-25
Re: [RFC PATCH v2 21/34] x86/msr: Utilize the alternatives mechanism to write MSR · Jürgen Groß <jgross@suse.com> · 2025-04-25
Re: [RFC PATCH v2 21/34] x86/msr: Utilize the alternatives mechanism to write MSR · Peter Zijlstra <peterz@infradead.org> · 2025-04-25
Re: [RFC PATCH v2 21/34] x86/msr: Utilize the alternatives mechanism to write MSR · Jürgen Groß <jgross@suse.com> · 2025-04-25
Re: [RFC PATCH v2 21/34] x86/msr: Utilize the alternatives mechanism to write MSR · "H. Peter Anvin" <hpa@zytor.com> · 2025-04-25
Re: [RFC PATCH v2 21/34] x86/msr: Utilize the alternatives mechanism to write MSR · "H. Peter Anvin" <hpa@zytor.com> · 2025-04-25
Re: [RFC PATCH v2 21/34] x86/msr: Utilize the alternatives mechanism to write MSR · Peter Zijlstra <peterz@infradead.org> · 2025-04-25
[RFC PATCH v2 26/34] x86/msr: Rename native_wrmsr() to native_wrmsr_no_trace() · "Xin Li (Intel)" <xin@zytor.com> · 2025-04-22
[RFC PATCH v2 20/34] x86/extable: Implement EX_TYPE_FUNC_REWIND · "Xin Li (Intel)" <xin@zytor.com> · 2025-04-22
[RFC PATCH v2 25/34] x86/msr: Rename native_wrmsrq() to native_wrmsrq_no_trace() · "Xin Li (Intel)" <xin@zytor.com> · 2025-04-22
[RFC PATCH v2 09/34] x86/msr: Add the native_rdmsrq() helper · "Xin Li (Intel)" <xin@zytor.com> · 2025-04-22
[RFC PATCH v2 30/34] x86/msr: Rename native_rdmsr() to native_rdmsr_no_trace() · "Xin Li (Intel)" <xin@zytor.com> · 2025-04-22
[RFC PATCH v2 11/34] x86/msr: Remove calling native_{read,write}_msr{,_safe}() in pmu_msr_{read,write}() · "Xin Li (Intel)" <xin@zytor.com> · 2025-04-22
Re: [RFC PATCH v2 11/34] x86/msr: Remove calling native_{read,write}_msr{,_safe}() in pmu_msr_{read,write}() · Mi, Dapeng <hidden> · 2025-04-24
Re: [RFC PATCH v2 11/34] x86/msr: Remove calling native_{read,write}_msr{,_safe}() in pmu_msr_{read,write}() · Xin Li <xin@zytor.com> · 2025-04-24
[RFC PATCH v2 29/34] x86/msr: Rename native_rdmsrq() to native_rdmsrq_no_trace() · "Xin Li (Intel)" <xin@zytor.com> · 2025-04-22
[RFC PATCH v2 03/34] x86/msr: Rename rdpmcl() to rdpmcq() · "Xin Li (Intel)" <xin@zytor.com> · 2025-04-22
Re: [RFC PATCH v2 03/34] x86/msr: Rename rdpmcl() to rdpmcq() · Dave Hansen <hidden> · 2025-04-23
Re: [RFC PATCH v2 03/34] x86/msr: Rename rdpmcl() to rdpmcq() · Sean Christopherson <seanjc@google.com> · 2025-04-23
Re: [RFC PATCH v2 03/34] x86/msr: Rename rdpmcl() to rdpmcq() · Dave Hansen <hidden> · 2025-04-23
Re: [RFC PATCH v2 03/34] x86/msr: Rename rdpmcl() to rdpmcq() · Xin Li <xin@zytor.com> · 2025-04-23
[RFC PATCH v2 01/34] x86/msr: Move rdtsc{,_ordered}() to <asm/tsc.h> · "Xin Li (Intel)" <xin@zytor.com> · 2025-04-22
Re: [RFC PATCH v2 01/34] x86/msr: Move rdtsc{,_ordered}() to <asm/tsc.h> · Dave Hansen <hidden> · 2025-04-23
Re: [RFC PATCH v2 01/34] x86/msr: Move rdtsc{,_ordered}() to <asm/tsc.h> · Xin Li <xin@zytor.com> · 2025-04-23
[RFC PATCH v2 28/34] x86/msr: Rename native_write_msr_safe() to native_wrmsrq_safe() · "Xin Li (Intel)" <xin@zytor.com> · 2025-04-22
[RFC PATCH v2 13/34] x86/xen/msr: Remove the error pointer argument from set_reg() · "Xin Li (Intel)" <xin@zytor.com> · 2025-04-22
Re: [RFC PATCH v2 13/34] x86/xen/msr: Remove the error pointer argument from set_reg() · Jürgen Groß <jgross@suse.com> · 2025-04-24
Re: [RFC PATCH v2 13/34] x86/xen/msr: Remove the error pointer argument from set_reg() · Xin Li <xin@zytor.com> · 2025-04-24
[RFC PATCH v2 04/34] x86/msr: Convert rdpmcq() into a function · "Xin Li (Intel)" <xin@zytor.com> · 2025-04-22
Re: [RFC PATCH v2 04/34] x86/msr: Convert rdpmcq() into a function · Dave Hansen <hidden> · 2025-04-23
[RFC PATCH v2 02/34] x86/msr: Remove rdpmc() · "Xin Li (Intel)" <xin@zytor.com> · 2025-04-22
Re: [RFC PATCH v2 02/34] x86/msr: Remove rdpmc() · Dave Hansen <hidden> · 2025-04-23
[RFC PATCH v2 24/34] x86/mce: Use native MSR API __native_{wr,rd}msrq() · "Xin Li (Intel)" <xin@zytor.com> · 2025-04-22
[RFC PATCH v2 18/34] x86/opcode: Add immediate form MSR instructions · "Xin Li (Intel)" <xin@zytor.com> · 2025-04-22
[RFC PATCH v2 12/34] x86/msr: Remove pmu_msr_{read,write}() · "Xin Li (Intel)" <xin@zytor.com> · 2025-04-22
Re: [RFC PATCH v2 12/34] x86/msr: Remove pmu_msr_{read,write}() · Mi, Dapeng <hidden> · 2025-04-24
Re: [RFC PATCH v2 12/34] x86/msr: Remove pmu_msr_{read,write}() · Xin Li <xin@zytor.com> · 2025-04-24
Re: [RFC PATCH v2 12/34] x86/msr: Remove pmu_msr_{read,write}() · Mi, Dapeng <hidden> · 2025-04-24
Re: [RFC PATCH v2 12/34] x86/msr: Remove pmu_msr_{read,write}() · Xin Li <xin@zytor.com> · 2025-04-24
Re: [RFC PATCH v2 12/34] x86/msr: Remove pmu_msr_{read,write}() · Jürgen Groß <jgross@suse.com> · 2025-04-24
Re: [RFC PATCH v2 12/34] x86/msr: Remove pmu_msr_{read,write}() · Xin Li <xin@zytor.com> · 2025-04-24
Re: [RFC PATCH v2 12/34] x86/msr: Remove pmu_msr_{read,write}() · "H. Peter Anvin" <hpa@zytor.com> · 2025-04-24
Re: [RFC PATCH v2 12/34] x86/msr: Remove pmu_msr_{read,write}() · Xin Li <xin@zytor.com> · 2025-04-24
[RFC PATCH v2 14/34] x86/msr: refactor pv_cpu_ops.write_msr{_safe}() · "Xin Li (Intel)" <xin@zytor.com> · 2025-04-22
Re: [RFC PATCH v2 14/34] x86/msr: refactor pv_cpu_ops.write_msr{_safe}() · Jürgen Groß <jgross@suse.com> · 2025-04-24
[RFC PATCH v2 27/34] x86/msr: Rename native_write_msr() to native_wrmsrq() · "Xin Li (Intel)" <xin@zytor.com> · 2025-04-22
[RFC PATCH v2 34/34] x86/msr: Convert native_rdmsr_no_trace() uses to native_rdmsrq_no_trace() uses · "Xin Li (Intel)" <xin@zytor.com> · 2025-04-22
[RFC PATCH v2 08/34] x86/msr: Convert a native_wrmsr() use to native_wrmsrq() · "Xin Li (Intel)" <xin@zytor.com> · 2025-04-22
Re: [RFC PATCH v2 08/34] x86/msr: Convert a native_wrmsr() use to native_wrmsrq() · Dave Hansen <hidden> · 2025-04-23
Re: [RFC PATCH v2 08/34] x86/msr: Convert a native_wrmsr() use to native_wrmsrq() · Xin Li <xin@zytor.com> · 2025-04-23
Re: [RFC PATCH v2 08/34] x86/msr: Convert a native_wrmsr() use to native_wrmsrq() · Xin Li <xin@zytor.com> · 2025-04-23
[RFC PATCH v2 32/34] x86/msr: Rename native_read_msr_safe() to native_rdmsrq_safe() · "Xin Li (Intel)" <xin@zytor.com> · 2025-04-22
[RFC PATCH v2 19/34] x86/extable: Add support for immediate form MSR instructions · "Xin Li (Intel)" <xin@zytor.com> · 2025-04-22
[RFC PATCH v2 23/34] x86/extable: Remove new dead code in ex_handler_msr() · "Xin Li (Intel)" <xin@zytor.com> · 2025-04-22
[RFC PATCH v2 10/34] x86/msr: Convert __rdmsr() uses to native_rdmsrq() uses · "Xin Li (Intel)" <xin@zytor.com> · 2025-04-22
Re: [RFC PATCH v2 10/34] x86/msr: Convert __rdmsr() uses to native_rdmsrq() uses · Sean Christopherson <seanjc@google.com> · 2025-04-22
Re: [RFC PATCH v2 10/34] x86/msr: Convert __rdmsr() uses to native_rdmsrq() uses · Xin Li <xin@zytor.com> · 2025-04-23
Re: [RFC PATCH v2 10/34] x86/msr: Convert __rdmsr() uses to native_rdmsrq() uses · Sean Christopherson <seanjc@google.com> · 2025-04-23
Re: [RFC PATCH v2 10/34] x86/msr: Convert __rdmsr() uses to native_rdmsrq() uses · Dave Hansen <hidden> · 2025-04-23
[RFC PATCH v2 33/34] x86/msr: Move the ARGS macros after the MSR read/write APIs · "Xin Li (Intel)" <xin@zytor.com> · 2025-04-22
[RFC PATCH v2 07/34] x86/msr: Convert __wrmsr() uses to native_wrmsr{,q}() uses · "Xin Li (Intel)" <xin@zytor.com> · 2025-04-22
[RFC PATCH v2 05/34] x86/msr: Return u64 consistently in Xen PMC read functions · "Xin Li (Intel)" <xin@zytor.com> · 2025-04-22
Re: [RFC PATCH v2 05/34] x86/msr: Return u64 consistently in Xen PMC read functions · Jürgen Groß <jgross@suse.com> · 2025-04-22
[RFC PATCH v2 17/34] x86/cpufeatures: Add a CPU feature bit for MSR immediate form instructions · "Xin Li (Intel)" <xin@zytor.com> · 2025-04-22
[RFC PATCH v2 31/34] x86/msr: Rename native_read_msr() to native_rdmsrq() · "Xin Li (Intel)" <xin@zytor.com> · 2025-04-22
[RFC PATCH v2 16/34] x86/msr: Change function type of native_read_msr_safe() · "Xin Li (Intel)" <xin@zytor.com> · 2025-04-22
[RFC PATCH v2 15/34] x86/msr: Replace wrmsr(msr, low, 0) with wrmsrq(msr, low) · "Xin Li (Intel)" <xin@zytor.com> · 2025-04-22
Re: [RFC PATCH v2 00/34] MSR refactor with new MSR instructions support · Sean Christopherson <seanjc@google.com> · 2025-04-22
Re: [RFC PATCH v2 00/34] MSR refactor with new MSR instructions support · Xin Li <xin@zytor.com> · 2025-04-22
RE: [RFC PATCH v2 00/34] MSR refactor with new MSR instructions support · "Luck, Tony" <tony.luck@intel.com> · 2025-04-22
Re: [RFC PATCH v2 00/34] MSR refactor with new MSR instructions support · Ingo Molnar <mingo@kernel.org> · 2025-04-22
Re: [RFC PATCH v2 00/34] MSR refactor with new MSR instructions support · Sean Christopherson <seanjc@google.com> · 2025-04-22

Re: [RFC PATCH v2 13/34] x86/xen/msr: Remove the error pointer argument from set_reg()

From: Xin Li <xin@zytor.com>
Date: 2025-04-24 17:51:36
Also in: kvm, linux-acpi, linux-edac, linux-hwmon, linux-hyperv, linux-perf-users, linux-pm, lkml, platform-driver-x86, virtualization, xen-devel

On 4/24/2025 3:11 AM, Jürgen Groß wrote:

set_seg(), please (further up, too).

Good catch, thanks a lot!

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