* [PATCH] um: add 2 missing libs to fix various build errors
@ 2021-04-04 18:20 Randy Dunlap
2021-04-10 4:13 ` Randy Dunlap
0 siblings, 1 reply; 5+ messages in thread
From: Randy Dunlap @ 2021-04-04 18:20 UTC (permalink / raw)
To: linux-kernel
Cc: Randy Dunlap, kernel test robot, Brendan Jackman,
Alexei Starovoitov, kbuild-all, Jeff Dike, Richard Weinberger,
Anton Ivanov, linux-um, Johannes Berg, Johannes Berg
Fix many build errors (at least 18 build error reports) for uml on i386
by adding 2 more library object files. All missing symbols are
either cmpxchg8b_emu or atomic*386.
Here are a few examples of the build errors that are eliminated:
/usr/bin/ld: core.c:(.text+0xd83): undefined reference to `cmpxchg8b_emu'
/usr/bin/ld: core.c:(.text+0x2bb2): undefined reference to `atomic64_add_386'
/usr/bin/ld: core.c:(.text+0x2c5d): undefined reference to `atomic64_xchg_386'
syscall.c:(.text+0x2f49): undefined reference to `atomic64_set_386'
/usr/bin/ld: syscall.c:(.text+0x2f54): undefined reference to `atomic64_set_386'
syscall.c:(.text+0x33a4): undefined reference to `atomic64_inc_386'
/usr/bin/ld: syscall.c:(.text+0x33ac): undefined reference to `atomic64_inc_386'
/usr/bin/ld: net/ipv4/inet_timewait_sock.o: in function `inet_twsk_alloc':
inet_timewait_sock.c:(.text+0x3d1): undefined reference to `atomic64_read_386'
/usr/bin/ld: inet_timewait_sock.c:(.text+0x3dd): undefined reference to `atomic64_set_386'
/usr/bin/ld: net/ipv4/inet_connection_sock.o: in function `inet_csk_clone_lock':
inet_connection_sock.c:(.text+0x1d74): undefined reference to `atomic64_read_386'
/usr/bin/ld: inet_connection_sock.c:(.text+0x1d80): undefined reference to `atomic64_set_386'
/usr/bin/ld: net/ipv4/tcp_input.o: in function `inet_reqsk_alloc':
tcp_input.c:(.text+0xa345): undefined reference to `atomic64_set_386'
/usr/bin/ld: net/mac80211/wpa.o: in function `ieee80211_crypto_tkip_encrypt':
wpa.c:(.text+0x739): undefined reference to `atomic64_inc_return_386'
Signed-off-by: Randy Dunlap <rdunlap@infradead.org>
Reported-by: kernel test robot <lkp@intel.com>
Cc: Brendan Jackman <jackmanb@google.com>
Cc: Alexei Starovoitov <ast@kernel.org>
Cc: kbuild-all@lists.01.org
Cc: Jeff Dike <jdike@addtoit.com>
Cc: Richard Weinberger <richard@nod.at>
Cc: Anton Ivanov <anton.ivanov@cambridgegreys.com>
Cc: linux-um@lists.infradead.org
Cc: Johannes Berg <johannes@sipsolutions.net>
Cc: Johannes Berg <johannes.berg@intel.com>
---
My UML on i386 build environment is br0ken so this is not tested other
than to see that the .o files are built as expected.
If someone can test/verify it, please respond. Thanks.
arch/x86/um/Makefile | 1 +
1 file changed, 1 insertion(+)
--- lnx-512-rc5.orig/arch/x86/um/Makefile
+++ lnx-512-rc5/arch/x86/um/Makefile
@@ -21,6 +21,7 @@ obj-y += checksum_32.o syscalls_32.o
obj-$(CONFIG_ELF_CORE) += elfcore.o
subarch-y = ../lib/string_32.o ../lib/atomic64_32.o ../lib/atomic64_cx8_32.o
+subarch-y += ../lib/cmpxchg8b_emu.o ../lib/atomic64_386_32.o
subarch-y += ../kernel/sys_ia32.o
else
^ permalink raw reply [flat|nested] 5+ messages in thread
* Re: [PATCH] um: add 2 missing libs to fix various build errors
2021-04-04 18:20 [PATCH] um: add 2 missing libs to fix various build errors Randy Dunlap
@ 2021-04-10 4:13 ` Randy Dunlap
2021-04-10 5:28 ` Anton Ivanov
0 siblings, 1 reply; 5+ messages in thread
From: Randy Dunlap @ 2021-04-10 4:13 UTC (permalink / raw)
To: linux-kernel
Cc: kernel test robot, Brendan Jackman, Alexei Starovoitov,
kbuild-all, Jeff Dike, Richard Weinberger, Anton Ivanov,
linux-um, Johannes Berg, Johannes Berg
On 4/4/21 11:20 AM, Randy Dunlap wrote:
> Fix many build errors (at least 18 build error reports) for uml on i386
> by adding 2 more library object files. All missing symbols are
> either cmpxchg8b_emu or atomic*386.
>
> Here are a few examples of the build errors that are eliminated:
>
> /usr/bin/ld: core.c:(.text+0xd83): undefined reference to `cmpxchg8b_emu'
> /usr/bin/ld: core.c:(.text+0x2bb2): undefined reference to `atomic64_add_386'
> /usr/bin/ld: core.c:(.text+0x2c5d): undefined reference to `atomic64_xchg_386'
> syscall.c:(.text+0x2f49): undefined reference to `atomic64_set_386'
> /usr/bin/ld: syscall.c:(.text+0x2f54): undefined reference to `atomic64_set_386'
> syscall.c:(.text+0x33a4): undefined reference to `atomic64_inc_386'
> /usr/bin/ld: syscall.c:(.text+0x33ac): undefined reference to `atomic64_inc_386'
> /usr/bin/ld: net/ipv4/inet_timewait_sock.o: in function `inet_twsk_alloc':
> inet_timewait_sock.c:(.text+0x3d1): undefined reference to `atomic64_read_386'
> /usr/bin/ld: inet_timewait_sock.c:(.text+0x3dd): undefined reference to `atomic64_set_386'
> /usr/bin/ld: net/ipv4/inet_connection_sock.o: in function `inet_csk_clone_lock':
> inet_connection_sock.c:(.text+0x1d74): undefined reference to `atomic64_read_386'
> /usr/bin/ld: inet_connection_sock.c:(.text+0x1d80): undefined reference to `atomic64_set_386'
> /usr/bin/ld: net/ipv4/tcp_input.o: in function `inet_reqsk_alloc':
> tcp_input.c:(.text+0xa345): undefined reference to `atomic64_set_386'
> /usr/bin/ld: net/mac80211/wpa.o: in function `ieee80211_crypto_tkip_encrypt':
> wpa.c:(.text+0x739): undefined reference to `atomic64_inc_return_386'
>
> Signed-off-by: Randy Dunlap <rdunlap@infradead.org>
> Reported-by: kernel test robot <lkp@intel.com>
> Cc: Brendan Jackman <jackmanb@google.com>
> Cc: Alexei Starovoitov <ast@kernel.org>
> Cc: kbuild-all@lists.01.org
> Cc: Jeff Dike <jdike@addtoit.com>
> Cc: Richard Weinberger <richard@nod.at>
> Cc: Anton Ivanov <anton.ivanov@cambridgegreys.com>
> Cc: linux-um@lists.infradead.org
> Cc: Johannes Berg <johannes@sipsolutions.net>
> Cc: Johannes Berg <johannes.berg@intel.com>
> ---
> My UML on i386 build environment is br0ken so this is not tested other
> than to see that the .o files are built as expected.
> If someone can test/verify it, please respond. Thanks.
Hi,
Instead of trying to build this on x86_64, I powered up my 32-bit x86
laptop and verified that this patch fixes the build errors of
undefined references to cmpxchg8b_emu() and atomic64_*_386() functions.
There are still some build errors in 2 object files:
/usr/lib/gcc/i586-suse-linux/10/../../../../i586-suse-linux/bin/ld: kernel/irq/generic-chip.o:(.altinstructions+0x8): undefined reference to `X86_FEATURE_XMM2'
/usr/lib/gcc/i586-suse-linux/10/../../../../i586-suse-linux/bin/ld: kernel/irq/generic-chip.o:(.altinstructions+0x15): undefined reference to `X86_FEATURE_XMM2'
/usr/lib/gcc/i586-suse-linux/10/../../../../i586-suse-linux/bin/ld: kernel/irq/generic-chip.o:(.altinstructions+0x22): undefined reference to `X86_FEATURE_XMM'
/usr/lib/gcc/i586-suse-linux/10/../../../../i586-suse-linux/bin/ld: kernel/irq/generic-chip.o:(.altinstructions+0x2f): undefined reference to `X86_FEATURE_XMM'
/usr/lib/gcc/i586-suse-linux/10/../../../../i586-suse-linux/bin/ld: kernel/irq/generic-chip.o:(.altinstructions+0x3c): undefined reference to `X86_FEATURE_XMM'
/usr/lib/gcc/i586-suse-linux/10/../../../../i586-suse-linux/bin/ld: kernel/irq/generic-chip.o:(.altinstructions+0x49): undefined reference to `X86_FEATURE_XMM'
/usr/lib/gcc/i586-suse-linux/10/../../../../i586-suse-linux/bin/ld: kernel/irq/generic-chip.o:(.altinstructions+0x56): undefined reference to `X86_FEATURE_XMM'
/usr/lib/gcc/i586-suse-linux/10/../../../../i586-suse-linux/bin/ld: kernel/irq/generic-chip.o:(.altinstructions+0x63): more undefined references to `X86_FEATURE_XMM' follow
and
/usr/lib/gcc/i586-suse-linux/10/../../../../i586-suse-linux/bin/ld: drivers/fpga/altera-pr-ip-core.o:(.altinstructions+0x8): undefined reference to `X86_FEATURE_XMM2'
/usr/lib/gcc/i586-suse-linux/10/../../../../i586-suse-linux/bin/ld: drivers/fpga/altera-pr-ip-core.o:(.altinstructions+0x15): undefined reference to `X86_FEATURE_XMM2'
/usr/lib/gcc/i586-suse-linux/10/../../../../i586-suse-linux/bin/ld: drivers/fpga/altera-pr-ip-core.o:(.altinstructions+0x22): undefined reference to `X86_FEATURE_XMM'
/usr/lib/gcc/i586-suse-linux/10/../../../../i586-suse-linux/bin/ld: drivers/fpga/altera-pr-ip-core.o:(.altinstructions+0x2f): undefined reference to `X86_FEATURE_XMM'
/usr/lib/gcc/i586-suse-linux/10/../../../../i586-suse-linux/bin/ld: drivers/fpga/altera-pr-ip-core.o:(.altinstructions+0x3c): undefined reference to `X86_FEATURE_XMM'
/usr/lib/gcc/i586-suse-linux/10/../../../../i586-suse-linux/bin/ld: drivers/fpga/altera-pr-ip-core.o:(.altinstructions+0x49): undefined reference to `X86_FEATURE_XMM'
/usr/lib/gcc/i586-suse-linux/10/../../../../i586-suse-linux/bin/ld: drivers/fpga/altera-pr-ip-core.o:(.altinstructions+0x56): undefined reference to `X86_FEATURE_XMM'
/usr/lib/gcc/i586-suse-linux/10/../../../../i586-suse-linux/bin/ld: drivers/fpga/altera-pr-ip-core.o:(.altinstructions+0x63): undefined reference to `X86_FEATURE_XMM2'
/usr/lib/gcc/i586-suse-linux/10/../../../../i586-suse-linux/bin/ld: drivers/fpga/altera-pr-ip-core.o:(.altinstructions+0x70): undefined reference to `X86_FEATURE_XMM2'
I don't know what to do about these or what is causing them (other than
"alternatives").
> arch/x86/um/Makefile | 1 +
> 1 file changed, 1 insertion(+)
>
> --- lnx-512-rc5.orig/arch/x86/um/Makefile
> +++ lnx-512-rc5/arch/x86/um/Makefile
> @@ -21,6 +21,7 @@ obj-y += checksum_32.o syscalls_32.o
> obj-$(CONFIG_ELF_CORE) += elfcore.o
>
> subarch-y = ../lib/string_32.o ../lib/atomic64_32.o ../lib/atomic64_cx8_32.o
> +subarch-y += ../lib/cmpxchg8b_emu.o ../lib/atomic64_386_32.o
> subarch-y += ../kernel/sys_ia32.o
>
> else
>
--
~Randy
^ permalink raw reply [flat|nested] 5+ messages in thread
* Re: [PATCH] um: add 2 missing libs to fix various build errors
2021-04-10 4:13 ` Randy Dunlap
@ 2021-04-10 5:28 ` Anton Ivanov
2021-05-12 1:56 ` Randy Dunlap
0 siblings, 1 reply; 5+ messages in thread
From: Anton Ivanov @ 2021-04-10 5:28 UTC (permalink / raw)
To: Randy Dunlap, linux-kernel
Cc: kernel test robot, Brendan Jackman, Alexei Starovoitov,
kbuild-all, Jeff Dike, Richard Weinberger, linux-um,
Johannes Berg, Johannes Berg
On 10/04/2021 05:13, Randy Dunlap wrote:
> On 4/4/21 11:20 AM, Randy Dunlap wrote:
>> Fix many build errors (at least 18 build error reports) for uml on i386
>> by adding 2 more library object files. All missing symbols are
>> either cmpxchg8b_emu or atomic*386.
>>
>> Here are a few examples of the build errors that are eliminated:
>>
>> /usr/bin/ld: core.c:(.text+0xd83): undefined reference to `cmpxchg8b_emu'
>> /usr/bin/ld: core.c:(.text+0x2bb2): undefined reference to `atomic64_add_386'
>> /usr/bin/ld: core.c:(.text+0x2c5d): undefined reference to `atomic64_xchg_386'
>> syscall.c:(.text+0x2f49): undefined reference to `atomic64_set_386'
>> /usr/bin/ld: syscall.c:(.text+0x2f54): undefined reference to `atomic64_set_386'
>> syscall.c:(.text+0x33a4): undefined reference to `atomic64_inc_386'
>> /usr/bin/ld: syscall.c:(.text+0x33ac): undefined reference to `atomic64_inc_386'
>> /usr/bin/ld: net/ipv4/inet_timewait_sock.o: in function `inet_twsk_alloc':
>> inet_timewait_sock.c:(.text+0x3d1): undefined reference to `atomic64_read_386'
>> /usr/bin/ld: inet_timewait_sock.c:(.text+0x3dd): undefined reference to `atomic64_set_386'
>> /usr/bin/ld: net/ipv4/inet_connection_sock.o: in function `inet_csk_clone_lock':
>> inet_connection_sock.c:(.text+0x1d74): undefined reference to `atomic64_read_386'
>> /usr/bin/ld: inet_connection_sock.c:(.text+0x1d80): undefined reference to `atomic64_set_386'
>> /usr/bin/ld: net/ipv4/tcp_input.o: in function `inet_reqsk_alloc':
>> tcp_input.c:(.text+0xa345): undefined reference to `atomic64_set_386'
>> /usr/bin/ld: net/mac80211/wpa.o: in function `ieee80211_crypto_tkip_encrypt':
>> wpa.c:(.text+0x739): undefined reference to `atomic64_inc_return_386'
>>
>> Signed-off-by: Randy Dunlap <rdunlap@infradead.org>
>> Reported-by: kernel test robot <lkp@intel.com>
>> Cc: Brendan Jackman <jackmanb@google.com>
>> Cc: Alexei Starovoitov <ast@kernel.org>
>> Cc: kbuild-all@lists.01.org
>> Cc: Jeff Dike <jdike@addtoit.com>
>> Cc: Richard Weinberger <richard@nod.at>
>> Cc: Anton Ivanov <anton.ivanov@cambridgegreys.com>
>> Cc: linux-um@lists.infradead.org
>> Cc: Johannes Berg <johannes@sipsolutions.net>
>> Cc: Johannes Berg <johannes.berg@intel.com>
>> ---
>> My UML on i386 build environment is br0ken so this is not tested other
>> than to see that the .o files are built as expected.
>> If someone can test/verify it, please respond. Thanks.
>
> Hi,
> Instead of trying to build this on x86_64, I powered up my 32-bit x86
> laptop and verified that this patch fixes the build errors of
> undefined references to cmpxchg8b_emu() and atomic64_*_386() functions.
>
> There are still some build errors in 2 object files:
>
> /usr/lib/gcc/i586-suse-linux/10/../../../../i586-suse-linux/bin/ld: kernel/irq/generic-chip.o:(.altinstructions+0x8): undefined reference to `X86_FEATURE_XMM2'
> /usr/lib/gcc/i586-suse-linux/10/../../../../i586-suse-linux/bin/ld: kernel/irq/generic-chip.o:(.altinstructions+0x15): undefined reference to `X86_FEATURE_XMM2'
> /usr/lib/gcc/i586-suse-linux/10/../../../../i586-suse-linux/bin/ld: kernel/irq/generic-chip.o:(.altinstructions+0x22): undefined reference to `X86_FEATURE_XMM'
> /usr/lib/gcc/i586-suse-linux/10/../../../../i586-suse-linux/bin/ld: kernel/irq/generic-chip.o:(.altinstructions+0x2f): undefined reference to `X86_FEATURE_XMM'
> /usr/lib/gcc/i586-suse-linux/10/../../../../i586-suse-linux/bin/ld: kernel/irq/generic-chip.o:(.altinstructions+0x3c): undefined reference to `X86_FEATURE_XMM'
> /usr/lib/gcc/i586-suse-linux/10/../../../../i586-suse-linux/bin/ld: kernel/irq/generic-chip.o:(.altinstructions+0x49): undefined reference to `X86_FEATURE_XMM'
> /usr/lib/gcc/i586-suse-linux/10/../../../../i586-suse-linux/bin/ld: kernel/irq/generic-chip.o:(.altinstructions+0x56): undefined reference to `X86_FEATURE_XMM'
> /usr/lib/gcc/i586-suse-linux/10/../../../../i586-suse-linux/bin/ld: kernel/irq/generic-chip.o:(.altinstructions+0x63): more undefined references to `X86_FEATURE_XMM' follow
>
> and
>
> /usr/lib/gcc/i586-suse-linux/10/../../../../i586-suse-linux/bin/ld: drivers/fpga/altera-pr-ip-core.o:(.altinstructions+0x8): undefined reference to `X86_FEATURE_XMM2'
> /usr/lib/gcc/i586-suse-linux/10/../../../../i586-suse-linux/bin/ld: drivers/fpga/altera-pr-ip-core.o:(.altinstructions+0x15): undefined reference to `X86_FEATURE_XMM2'
> /usr/lib/gcc/i586-suse-linux/10/../../../../i586-suse-linux/bin/ld: drivers/fpga/altera-pr-ip-core.o:(.altinstructions+0x22): undefined reference to `X86_FEATURE_XMM'
> /usr/lib/gcc/i586-suse-linux/10/../../../../i586-suse-linux/bin/ld: drivers/fpga/altera-pr-ip-core.o:(.altinstructions+0x2f): undefined reference to `X86_FEATURE_XMM'
> /usr/lib/gcc/i586-suse-linux/10/../../../../i586-suse-linux/bin/ld: drivers/fpga/altera-pr-ip-core.o:(.altinstructions+0x3c): undefined reference to `X86_FEATURE_XMM'
> /usr/lib/gcc/i586-suse-linux/10/../../../../i586-suse-linux/bin/ld: drivers/fpga/altera-pr-ip-core.o:(.altinstructions+0x49): undefined reference to `X86_FEATURE_XMM'
> /usr/lib/gcc/i586-suse-linux/10/../../../../i586-suse-linux/bin/ld: drivers/fpga/altera-pr-ip-core.o:(.altinstructions+0x56): undefined reference to `X86_FEATURE_XMM'
> /usr/lib/gcc/i586-suse-linux/10/../../../../i586-suse-linux/bin/ld: drivers/fpga/altera-pr-ip-core.o:(.altinstructions+0x63): undefined reference to `X86_FEATURE_XMM2'
> /usr/lib/gcc/i586-suse-linux/10/../../../../i586-suse-linux/bin/ld: drivers/fpga/altera-pr-ip-core.o:(.altinstructions+0x70): undefined reference to `X86_FEATURE_XMM2'
>
> I don't know what to do about these or what is causing them (other than
> "alternatives").
I have a patch in the queue which should fix these - it "steals" the
bug/feature definitions from the x86 tree.
A
>
>
>
>> arch/x86/um/Makefile | 1 +
>> 1 file changed, 1 insertion(+)
>>
>> --- lnx-512-rc5.orig/arch/x86/um/Makefile
>> +++ lnx-512-rc5/arch/x86/um/Makefile
>> @@ -21,6 +21,7 @@ obj-y += checksum_32.o syscalls_32.o
>> obj-$(CONFIG_ELF_CORE) += elfcore.o
>>
>> subarch-y = ../lib/string_32.o ../lib/atomic64_32.o ../lib/atomic64_cx8_32.o
>> +subarch-y += ../lib/cmpxchg8b_emu.o ../lib/atomic64_386_32.o
>> subarch-y += ../kernel/sys_ia32.o
>>
>> else
>>
>
>
--
Anton R. Ivanov
Cambridgegreys Limited. Registered in England. Company Number 10273661
https://www.cambridgegreys.com/
^ permalink raw reply [flat|nested] 5+ messages in thread
* Re: [PATCH] um: add 2 missing libs to fix various build errors
2021-04-10 5:28 ` Anton Ivanov
@ 2021-05-12 1:56 ` Randy Dunlap
2021-05-12 7:46 ` Anton Ivanov
0 siblings, 1 reply; 5+ messages in thread
From: Randy Dunlap @ 2021-05-12 1:56 UTC (permalink / raw)
To: Anton Ivanov, linux-kernel
Cc: kernel test robot, Brendan Jackman, Alexei Starovoitov,
kbuild-all, Jeff Dike, Richard Weinberger, linux-um,
Johannes Berg, Johannes Berg
On 4/9/21 10:28 PM, Anton Ivanov wrote:
> On 10/04/2021 05:13, Randy Dunlap wrote:
>> On 4/4/21 11:20 AM, Randy Dunlap wrote:
[snip]
>>
>> There are still some build errors in 2 object files:
>>
>> /usr/lib/gcc/i586-suse-linux/10/../../../../i586-suse-linux/bin/ld: kernel/irq/generic-chip.o:(.altinstructions+0x8): undefined reference to `X86_FEATURE_XMM2'
>> /usr/lib/gcc/i586-suse-linux/10/../../../../i586-suse-linux/bin/ld: kernel/irq/generic-chip.o:(.altinstructions+0x15): undefined reference to `X86_FEATURE_XMM2'
>> /usr/lib/gcc/i586-suse-linux/10/../../../../i586-suse-linux/bin/ld: kernel/irq/generic-chip.o:(.altinstructions+0x22): undefined reference to `X86_FEATURE_XMM'
>> /usr/lib/gcc/i586-suse-linux/10/../../../../i586-suse-linux/bin/ld: kernel/irq/generic-chip.o:(.altinstructions+0x2f): undefined reference to `X86_FEATURE_XMM'
>> /usr/lib/gcc/i586-suse-linux/10/../../../../i586-suse-linux/bin/ld: kernel/irq/generic-chip.o:(.altinstructions+0x3c): undefined reference to `X86_FEATURE_XMM'
>> /usr/lib/gcc/i586-suse-linux/10/../../../../i586-suse-linux/bin/ld: kernel/irq/generic-chip.o:(.altinstructions+0x49): undefined reference to `X86_FEATURE_XMM'
>> /usr/lib/gcc/i586-suse-linux/10/../../../../i586-suse-linux/bin/ld: kernel/irq/generic-chip.o:(.altinstructions+0x56): undefined reference to `X86_FEATURE_XMM'
>> /usr/lib/gcc/i586-suse-linux/10/../../../../i586-suse-linux/bin/ld: kernel/irq/generic-chip.o:(.altinstructions+0x63): more undefined references to `X86_FEATURE_XMM' follow
>>
>> and
>>
>> /usr/lib/gcc/i586-suse-linux/10/../../../../i586-suse-linux/bin/ld: drivers/fpga/altera-pr-ip-core.o:(.altinstructions+0x8): undefined reference to `X86_FEATURE_XMM2'
>> /usr/lib/gcc/i586-suse-linux/10/../../../../i586-suse-linux/bin/ld: drivers/fpga/altera-pr-ip-core.o:(.altinstructions+0x15): undefined reference to `X86_FEATURE_XMM2'
>> /usr/lib/gcc/i586-suse-linux/10/../../../../i586-suse-linux/bin/ld: drivers/fpga/altera-pr-ip-core.o:(.altinstructions+0x22): undefined reference to `X86_FEATURE_XMM'
>> /usr/lib/gcc/i586-suse-linux/10/../../../../i586-suse-linux/bin/ld: drivers/fpga/altera-pr-ip-core.o:(.altinstructions+0x2f): undefined reference to `X86_FEATURE_XMM'
>> /usr/lib/gcc/i586-suse-linux/10/../../../../i586-suse-linux/bin/ld: drivers/fpga/altera-pr-ip-core.o:(.altinstructions+0x3c): undefined reference to `X86_FEATURE_XMM'
>> /usr/lib/gcc/i586-suse-linux/10/../../../../i586-suse-linux/bin/ld: drivers/fpga/altera-pr-ip-core.o:(.altinstructions+0x49): undefined reference to `X86_FEATURE_XMM'
>> /usr/lib/gcc/i586-suse-linux/10/../../../../i586-suse-linux/bin/ld: drivers/fpga/altera-pr-ip-core.o:(.altinstructions+0x56): undefined reference to `X86_FEATURE_XMM'
>> /usr/lib/gcc/i586-suse-linux/10/../../../../i586-suse-linux/bin/ld: drivers/fpga/altera-pr-ip-core.o:(.altinstructions+0x63): undefined reference to `X86_FEATURE_XMM2'
>> /usr/lib/gcc/i586-suse-linux/10/../../../../i586-suse-linux/bin/ld: drivers/fpga/altera-pr-ip-core.o:(.altinstructions+0x70): undefined reference to `X86_FEATURE_XMM2'
>>
>> I don't know what to do about these or what is causing them (other than
>> "alternatives").
>
> I have a patch in the queue which should fix these - it "steals" the bug/feature definitions from the x86 tree.
>
> A
Hi Anton,
Can you post (repost) the patch for these or point me to it
on a mailing list, please?
thanks.
--
~Randy
^ permalink raw reply [flat|nested] 5+ messages in thread
* Re: [PATCH] um: add 2 missing libs to fix various build errors
2021-05-12 1:56 ` Randy Dunlap
@ 2021-05-12 7:46 ` Anton Ivanov
0 siblings, 0 replies; 5+ messages in thread
From: Anton Ivanov @ 2021-05-12 7:46 UTC (permalink / raw)
To: Randy Dunlap, linux-kernel
Cc: kernel test robot, Brendan Jackman, Alexei Starovoitov,
kbuild-all, Jeff Dike, Richard Weinberger, linux-um,
Johannes Berg, Johannes Berg
On 12/05/2021 02:56, Randy Dunlap wrote:
> On 4/9/21 10:28 PM, Anton Ivanov wrote:
>> On 10/04/2021 05:13, Randy Dunlap wrote:
>>> On 4/4/21 11:20 AM, Randy Dunlap wrote:
>
>
> [snip]
>
>>>
>>> There are still some build errors in 2 object files:
>>>
>>> /usr/lib/gcc/i586-suse-linux/10/../../../../i586-suse-linux/bin/ld: kernel/irq/generic-chip.o:(.altinstructions+0x8): undefined reference to `X86_FEATURE_XMM2'
>>> /usr/lib/gcc/i586-suse-linux/10/../../../../i586-suse-linux/bin/ld: kernel/irq/generic-chip.o:(.altinstructions+0x15): undefined reference to `X86_FEATURE_XMM2'
>>> /usr/lib/gcc/i586-suse-linux/10/../../../../i586-suse-linux/bin/ld: kernel/irq/generic-chip.o:(.altinstructions+0x22): undefined reference to `X86_FEATURE_XMM'
>>> /usr/lib/gcc/i586-suse-linux/10/../../../../i586-suse-linux/bin/ld: kernel/irq/generic-chip.o:(.altinstructions+0x2f): undefined reference to `X86_FEATURE_XMM'
>>> /usr/lib/gcc/i586-suse-linux/10/../../../../i586-suse-linux/bin/ld: kernel/irq/generic-chip.o:(.altinstructions+0x3c): undefined reference to `X86_FEATURE_XMM'
>>> /usr/lib/gcc/i586-suse-linux/10/../../../../i586-suse-linux/bin/ld: kernel/irq/generic-chip.o:(.altinstructions+0x49): undefined reference to `X86_FEATURE_XMM'
>>> /usr/lib/gcc/i586-suse-linux/10/../../../../i586-suse-linux/bin/ld: kernel/irq/generic-chip.o:(.altinstructions+0x56): undefined reference to `X86_FEATURE_XMM'
>>> /usr/lib/gcc/i586-suse-linux/10/../../../../i586-suse-linux/bin/ld: kernel/irq/generic-chip.o:(.altinstructions+0x63): more undefined references to `X86_FEATURE_XMM' follow
>>>
>>> and
>>>
>>> /usr/lib/gcc/i586-suse-linux/10/../../../../i586-suse-linux/bin/ld: drivers/fpga/altera-pr-ip-core.o:(.altinstructions+0x8): undefined reference to `X86_FEATURE_XMM2'
>>> /usr/lib/gcc/i586-suse-linux/10/../../../../i586-suse-linux/bin/ld: drivers/fpga/altera-pr-ip-core.o:(.altinstructions+0x15): undefined reference to `X86_FEATURE_XMM2'
>>> /usr/lib/gcc/i586-suse-linux/10/../../../../i586-suse-linux/bin/ld: drivers/fpga/altera-pr-ip-core.o:(.altinstructions+0x22): undefined reference to `X86_FEATURE_XMM'
>>> /usr/lib/gcc/i586-suse-linux/10/../../../../i586-suse-linux/bin/ld: drivers/fpga/altera-pr-ip-core.o:(.altinstructions+0x2f): undefined reference to `X86_FEATURE_XMM'
>>> /usr/lib/gcc/i586-suse-linux/10/../../../../i586-suse-linux/bin/ld: drivers/fpga/altera-pr-ip-core.o:(.altinstructions+0x3c): undefined reference to `X86_FEATURE_XMM'
>>> /usr/lib/gcc/i586-suse-linux/10/../../../../i586-suse-linux/bin/ld: drivers/fpga/altera-pr-ip-core.o:(.altinstructions+0x49): undefined reference to `X86_FEATURE_XMM'
>>> /usr/lib/gcc/i586-suse-linux/10/../../../../i586-suse-linux/bin/ld: drivers/fpga/altera-pr-ip-core.o:(.altinstructions+0x56): undefined reference to `X86_FEATURE_XMM'
>>> /usr/lib/gcc/i586-suse-linux/10/../../../../i586-suse-linux/bin/ld: drivers/fpga/altera-pr-ip-core.o:(.altinstructions+0x63): undefined reference to `X86_FEATURE_XMM2'
>>> /usr/lib/gcc/i586-suse-linux/10/../../../../i586-suse-linux/bin/ld: drivers/fpga/altera-pr-ip-core.o:(.altinstructions+0x70): undefined reference to `X86_FEATURE_XMM2'
>>>
>>> I don't know what to do about these or what is causing them (other than
>>> "alternatives").
>>
>> I have a patch in the queue which should fix these - it "steals" the bug/feature definitions from the x86 tree.
>>
>> A
>
> Hi Anton,
>
> Can you post (repost) the patch for these or point me to it
> on a mailing list, please?
>
>
> thanks.
They are in patchwork:
It is the first patch in these series:
https://patchwork.ozlabs.org/project/linux-um/patch/20210312151609.24745-2-anton.ivanov@cambridgegreys.com/
https://patchwork.ozlabs.org/project/linux-um/patch/20210312151609.24745-3-anton.ivanov@cambridgegreys.com/
https://patchwork.ozlabs.org/project/linux-um/patch/20210312151609.24745-4-anton.ivanov@cambridgegreys.com/
Best Regards,
>
--
Anton R. Ivanov
Cambridgegreys Limited. Registered in England. Company Number 10273661
https://www.cambridgegreys.com/
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2021-04-04 18:20 [PATCH] um: add 2 missing libs to fix various build errors Randy Dunlap
2021-04-10 4:13 ` Randy Dunlap
2021-04-10 5:28 ` Anton Ivanov
2021-05-12 1:56 ` Randy Dunlap
2021-05-12 7:46 ` Anton Ivanov
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