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Peter Anvin" , Ajay Kaher , Alexey Makhalov , Broadcom internal kernel review list Subject: [PATCH v4 03/13] x86/msr: Remove rdmsr_safe() Date: Thu, 8 Oct 2026 09:18:29 +0200 Message-ID: <20261008071839.2247074-4-jgross@suse.com> X-Mailer: git-send-email 2.55.0 In-Reply-To: <20261008071839.2247074-1-jgross@suse.com> References: <20261008071839.2247074-1-jgross@suse.com> Precedence: bulk X-Mailing-List: virtualization@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Spam-Score: -6.80 X-Spam-Level: X-Spam-Flag: NO X-Spamd-Result: default: False [-6.80 / 50.00]; REPLY(-4.00)[]; BAYES_HAM(-3.00)[100.00%]; MID_CONTAINS_FROM(1.00)[]; NEURAL_HAM_LONG(-1.00)[-1.000]; R_MISSING_CHARSET(0.50)[]; NEURAL_HAM_SHORT(-0.20)[-0.999]; MIME_GOOD(-0.10)[text/plain]; RCVD_COUNT_TWO(0.00)[2]; MIME_TRACE(0.00)[0:+]; FROM_HAS_DN(0.00)[]; RCPT_COUNT_TWELVE(0.00)[12]; TO_DN_SOME(0.00)[]; TO_MATCH_ENVRCPT_ALL(0.00)[]; ARC_NA(0.00)[]; FROM_EQ_ENVFROM(0.00)[]; DKIM_SIGNED(0.00)[suse.com:s=susede1]; RCVD_VIA_SMTP_AUTH(0.00)[]; R_RATELIMIT(0.00)[to_ip_from(RLfdszjqhz8kzzb9uwpzdm8png)]; DBL_BLOCKED_OPENRESOLVER(0.00)[imap1.dmz-prg2.suse.org:helo,suse.com:email]; RCVD_TLS_ALL(0.00)[] rdmsr_safe() has no users left. Delete it. Signed-off-by: Juergen Gross --- arch/x86/include/asm/msr.h | 10 ---------- arch/x86/include/asm/paravirt.h | 10 ---------- 2 files changed, 20 deletions(-) diff --git a/arch/x86/include/asm/msr.h b/arch/x86/include/asm/msr.h index 6fb7125608c7..776a2daa2ba2 100644 --- a/arch/x86/include/asm/msr.h +++ b/arch/x86/include/asm/msr.h @@ -205,16 +205,6 @@ static inline int wrmsrq_safe(u32 msr, u64 val) return native_write_msr_safe(msr, val); } -/* rdmsr with exception handling */ -#define rdmsr_safe(msr, low, high) \ -({ \ - u64 __val; \ - int __err = native_read_msr_safe((msr), &__val); \ - (*low) = (u32)__val; \ - (*high) = (u32)(__val >> 32); \ - __err; \ -}) - static inline int rdmsrq_safe(u32 msr, u64 *p) { return native_read_msr_safe(msr, p); diff --git a/arch/x86/include/asm/paravirt.h b/arch/x86/include/asm/paravirt.h index 0591aa38fd85..97b082095572 100644 --- a/arch/x86/include/asm/paravirt.h +++ b/arch/x86/include/asm/paravirt.h @@ -177,16 +177,6 @@ static inline int wrmsrq_safe(u32 msr, u64 val) return paravirt_write_msr_safe(msr, val); } -/* rdmsr with exception handling */ -#define rdmsr_safe(msr, a, b) \ -({ \ - u64 _l; \ - int _err = paravirt_read_msr_safe((msr), &_l); \ - (*a) = (u32)_l; \ - (*b) = (u32)(_l >> 32); \ - _err; \ -}) - static __always_inline int rdmsrq_safe(u32 msr, u64 *p) { return paravirt_read_msr_safe(msr, p); -- 2.55.0