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Mon, 08 Dec 2025 04:04:20 -0800 (PST) Message-ID: <45eb7fb7-a899-4d64-a031-f6188146e238@suse.com> Date: Mon, 8 Dec 2025 13:04:20 +0100 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: [PATCH v2 1/3] x86: move arch_generic_hweightl() to arch-specific library From: Jan Beulich To: "xen-devel@lists.xenproject.org" Cc: Andrew Cooper , Julien Grall , Stefano Stabellini , Anthony PERARD , Michal Orzel , =?UTF-8?Q?Roger_Pau_Monn=C3=A9?= References: Content-Language: en-US Autocrypt: addr=jbeulich@suse.com; keydata= xsDiBFk3nEQRBADAEaSw6zC/EJkiwGPXbWtPxl2xCdSoeepS07jW8UgcHNurfHvUzogEq5xk hu507c3BarVjyWCJOylMNR98Yd8VqD9UfmX0Hb8/BrA+Hl6/DB/eqGptrf4BSRwcZQM32aZK 7Pj2XbGWIUrZrd70x1eAP9QE3P79Y2oLrsCgbZJfEwCgvz9JjGmQqQkRiTVzlZVCJYcyGGsD /0tbFCzD2h20ahe8rC1gbb3K3qk+LpBtvjBu1RY9drYk0NymiGbJWZgab6t1jM7sk2vuf0Py O9Hf9XBmK0uE9IgMaiCpc32XV9oASz6UJebwkX+zF2jG5I1BfnO9g7KlotcA/v5ClMjgo6Gl MDY4HxoSRu3i1cqqSDtVlt+AOVBJBACrZcnHAUSuCXBPy0jOlBhxPqRWv6ND4c9PH1xjQ3NP nxJuMBS8rnNg22uyfAgmBKNLpLgAGVRMZGaGoJObGf72s6TeIqKJo/LtggAS9qAUiuKVnygo 3wjfkS9A3DRO+SpU7JqWdsveeIQyeyEJ/8PTowmSQLakF+3fote9ybzd880fSmFuIEJldWxp Y2ggPGpiZXVsaWNoQHN1c2UuY29tPsJgBBMRAgAgBQJZN5xEAhsDBgsJCAcDAgQVAggDBBYC AwECHgECF4AACgkQoDSui/t3IH4J+wCfQ5jHdEjCRHj23O/5ttg9r9OIruwAn3103WUITZee e7Sbg12UgcQ5lv7SzsFNBFk3nEQQCACCuTjCjFOUdi5Nm244F+78kLghRcin/awv+IrTcIWF hUpSs1Y91iQQ7KItirz5uwCPlwejSJDQJLIS+QtJHaXDXeV6NI0Uef1hP20+y8qydDiVkv6l IreXjTb7DvksRgJNvCkWtYnlS3mYvQ9NzS9PhyALWbXnH6sIJd2O9lKS1Mrfq+y0IXCP10eS FFGg+Av3IQeFatkJAyju0PPthyTqxSI4lZYuJVPknzgaeuJv/2NccrPvmeDg6Coe7ZIeQ8Yj t0ARxu2xytAkkLCel1Lz1WLmwLstV30g80nkgZf/wr+/BXJW/oIvRlonUkxv+IbBM3dX2OV8 AmRv1ySWPTP7AAMFB/9PQK/VtlNUJvg8GXj9ootzrteGfVZVVT4XBJkfwBcpC/XcPzldjv+3 HYudvpdNK3lLujXeA5fLOH+Z/G9WBc5pFVSMocI71I8bT8lIAzreg0WvkWg5V2WZsUMlnDL9 mpwIGFhlbM3gfDMs7MPMu8YQRFVdUvtSpaAs8OFfGQ0ia3LGZcjA6Ik2+xcqscEJzNH+qh8V m5jjp28yZgaqTaRbg3M/+MTbMpicpZuqF4rnB0AQD12/3BNWDR6bmh+EkYSMcEIpQmBM51qM EKYTQGybRCjpnKHGOxG0rfFY1085mBDZCH5Kx0cl0HVJuQKC+dV2ZY5AqjcKwAxpE75MLFkr wkkEGBECAAkFAlk3nEQCGwwACgkQoDSui/t3IH7nnwCfcJWUDUFKdCsBH/E5d+0ZnMQi+G0A nAuWpQkjM1ASeQwSHEeAWPgskBQL In-Reply-To: Content-Transfer-Encoding: quoted-printable X-ZohoMail-DKIM: pass (identity @suse.com) X-ZM-MESSAGEID: 1765195483815158500 Content-Type: text/plain; charset="utf-8" Introduce arch/x86/lib/, and make it the home for the somewhat misplaced x86-specific file that lived in the arch-independent lib/. Introduce ARCH_LIBS-y as a make variable, to arrange for arch-specific libraries to (generally) come ahead of generic one(s) when linking. Should any library be intended to come after the generic one(s), it can be appended to $(ALL_LIBS-y). Signed-off-by: Jan Beulich Acked-by: Andrew Cooper --- v2: Arrange to link arch-specific lib ahead of generic one. --- xen/Makefile | 4 +++- xen/arch/x86/Makefile | 1 + xen/arch/x86/arch.mk | 2 ++ xen/arch/x86/lib/Makefile | 1 + .../x86/lib/generic-hweightl.c} | 0 xen/lib/Makefile | 1 - 6 files changed, 7 insertions(+), 2 deletions(-) create mode 100644 xen/arch/x86/lib/Makefile rename xen/{lib/x86-generic-hweightl.c =3D> arch/x86/lib/generic-hweightl.= c} (100%) diff --git a/xen/Makefile b/xen/Makefile index e6cf2874251c..13e336ba5484 100644 --- a/xen/Makefile +++ b/xen/Makefile @@ -461,6 +461,7 @@ ALL_OBJS-y +=3D xsm/built_in.o ALL_OBJS-y +=3D arch/$(SRCARCH)/built_in.o ALL_OBJS-$(CONFIG_CRYPTO) +=3D crypto/built_in.o =20 +ARCH_LIBS-y :=3D ALL_LIBS-y :=3D lib/lib.a =20 all-symbols-y :=3D @@ -620,7 +621,8 @@ $(TARGET): outputmakefile asm-generic FORCE $(Q)$(MAKE) $(build)=3Darch/$(SRCARCH) include $(Q)$(MAKE) $(build)=3D. arch/$(SRCARCH)/include/asm/asm-offsets.h $(Q)$(MAKE) $(build)=3D. MKRELOC=3D$(MKRELOC) 'ALL_OBJS=3D$(ALL_OBJS-y)' \ - 'ALL_LIBS=3D$(ALL_LIBS-y)' 'all_symbols=3D$(all-symbols-y)' $@ + 'ALL_LIBS=3D$(ARCH_LIBS-y) $(ALL_LIBS-y)' \ + 'all_symbols=3D$(all-symbols-y)' $@ =20 SUBDIRS =3D xsm arch common crypto drivers lib test define all_sources diff --git a/xen/arch/x86/Makefile b/xen/arch/x86/Makefile index 300cc67407e9..61e2293a467e 100644 --- a/xen/arch/x86/Makefile +++ b/xen/arch/x86/Makefile @@ -5,6 +5,7 @@ obj-y +=3D efi/ obj-y +=3D genapic/ obj-$(CONFIG_GUEST) +=3D guest/ obj-$(CONFIG_HVM) +=3D hvm/ +obj-y +=3D lib/ obj-y +=3D mm/ obj-$(CONFIG_XENOPROF) +=3D oprofile/ obj-$(CONFIG_PV) +=3D pv/ diff --git a/xen/arch/x86/arch.mk b/xen/arch/x86/arch.mk index 16368a498bb7..0203138a819a 100644 --- a/xen/arch/x86/arch.mk +++ b/xen/arch/x86/arch.mk @@ -3,6 +3,8 @@ =20 export XEN_IMG_OFFSET :=3D 0x200000 =20 +ARCH_LIBS-y +=3D arch/x86/lib/lib.a + CFLAGS +=3D -DXEN_IMG_OFFSET=3D$(XEN_IMG_OFFSET) =20 # Prevent floating-point variables from creeping into Xen. diff --git a/xen/arch/x86/lib/Makefile b/xen/arch/x86/lib/Makefile new file mode 100644 index 000000000000..ddf7e19bdc1d --- /dev/null +++ b/xen/arch/x86/lib/Makefile @@ -0,0 +1 @@ +lib-y +=3D generic-hweightl.o diff --git a/xen/lib/x86-generic-hweightl.c b/xen/arch/x86/lib/generic-hwei= ghtl.c similarity index 100% rename from xen/lib/x86-generic-hweightl.c rename to xen/arch/x86/lib/generic-hweightl.c diff --git a/xen/lib/Makefile b/xen/lib/Makefile index 954d9216a39c..efca830d924c 100644 --- a/xen/lib/Makefile +++ b/xen/lib/Makefile @@ -39,7 +39,6 @@ lib-y +=3D strtol.o lib-y +=3D strtoll.o lib-y +=3D strtoul.o lib-y +=3D strtoull.o -lib-$(CONFIG_X86) +=3D x86-generic-hweightl.o lib-$(CONFIG_X86) +=3D xxhash32.o lib-$(CONFIG_X86) +=3D xxhash64.o