From: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To: Pavel Machek <pavel@denx.de>
Cc: linux-kernel@vger.kernel.org, stable@vger.kernel.org,
Arnd Bergmann <arnd@arndb.de>,
Nathan Chancellor <natechancellor@gmail.com>,
Nick Desaulniers <ndesaulniers@google.com>,
Barret Rhoden <brho@google.com>,
Andrew Morton <akpm@linux-foundation.org>,
Linus Torvalds <torvalds@linux-foundation.org>
Subject: Re: [PATCH 4.4 22/38] elfcore: fix building with clang
Date: Tue, 9 Feb 2021 20:10:29 +0100 [thread overview]
Message-ID: <YCLeJcQFsDIsrAEc@kroah.com> (raw)
In-Reply-To: <YCKHsf0sTKRcMXCD@kroah.com>
On Tue, Feb 09, 2021 at 02:01:37PM +0100, Greg Kroah-Hartman wrote:
> On Tue, Feb 09, 2021 at 01:52:52PM +0100, Pavel Machek wrote:
> > Hi!
> >
> > > From: Arnd Bergmann <arnd@arndb.de>
> > >
> > > commit 6e7b64b9dd6d96537d816ea07ec26b7dedd397b9 upstream.
> > >
> > > kernel/elfcore.c only contains weak symbols, which triggers a bug with
> > > clang in combination with recordmcount:
> > >
> > > Cannot find symbol for section 2: .text.
> > > kernel/elfcore.o: failed
> > >
> > > Move the empty stubs into linux/elfcore.h as inline functions. As only
> > > two architectures use these, just use the architecture specific Kconfig
> > > symbols to key off the declaration.
> >
> > 4.4 has this:
> >
> > config BINFMT_ELF32
> > bool
> > default y if MIPS32_O32 || MIPS32_N32
> > select ELFCORE
> >
> > in arch/mips. So I believe we'll see problems in that
> > configuration...?
>
> Hm, did I miss a patch to backport? This is needed to keep 4.4 building
> with newer versions of gcc. Well, close to building, I'm still haveing
> local issues with 10.2.0 and the 4.4.y tree right now...
Not a gcc issue, looks like a binutils issue on my side...
And the builders seem to have worked ok.
thanks,
greg k-h
next prev parent reply other threads:[~2021-02-09 22:36 UTC|newest]
Thread overview: 46+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-02-08 15:00 [PATCH 4.4 00/38] 4.4.257-rc1 review Greg Kroah-Hartman
2021-02-08 15:00 ` [PATCH 4.4 01/38] net_sched: reject silly cell_log in qdisc_get_rtab() Greg Kroah-Hartman
2021-02-08 15:00 ` [PATCH 4.4 02/38] futex,rt_mutex: Provide futex specific rt_mutex API Greg Kroah-Hartman
2021-02-08 15:00 ` [PATCH 4.4 03/38] futex: Remove rt_mutex_deadlock_account_*() Greg Kroah-Hartman
2021-02-08 15:00 ` [PATCH 4.4 04/38] futex: Rework inconsistent rt_mutex/futex_q state Greg Kroah-Hartman
2021-02-08 15:00 ` [PATCH 4.4 05/38] futex: Avoid violating the 10th rule of futex Greg Kroah-Hartman
2021-02-08 15:00 ` [PATCH 4.4 06/38] futex: Replace pointless printk in fixup_owner() Greg Kroah-Hartman
2021-02-08 15:00 ` [PATCH 4.4 07/38] futex: Provide and use pi_state_update_owner() Greg Kroah-Hartman
2021-02-08 15:00 ` [PATCH 4.4 08/38] rtmutex: Remove unused argument from rt_mutex_proxy_unlock() Greg Kroah-Hartman
2021-02-08 15:00 ` [PATCH 4.4 09/38] futex: Use pi_state_update_owner() in put_pi_state() Greg Kroah-Hartman
2021-02-08 15:00 ` [PATCH 4.4 10/38] futex: Simplify fixup_pi_state_owner() Greg Kroah-Hartman
2021-02-08 15:00 ` [PATCH 4.4 11/38] futex: Handle faults correctly for PI futexes Greg Kroah-Hartman
2021-02-08 15:00 ` [PATCH 4.4 12/38] usb: udc: core: Use lock when write to soft_connect Greg Kroah-Hartman
2021-02-08 15:00 ` [PATCH 4.4 13/38] scsi: libfc: Avoid invoking response handler twice if ep is already completed Greg Kroah-Hartman
2021-02-08 15:00 ` [PATCH 4.4 14/38] scsi: ibmvfc: Set default timeout to avoid crash during migration Greg Kroah-Hartman
2021-02-08 15:00 ` [PATCH 4.4 15/38] stable: clamp SUBLEVEL in 4.4 and 4.9 Greg Kroah-Hartman
2021-02-08 15:00 ` [PATCH 4.4 16/38] USB: serial: cp210x: add pid/vid for WSDA-200-USB Greg Kroah-Hartman
2021-02-08 15:00 ` [PATCH 4.4 17/38] USB: serial: cp210x: add new VID/PID for supporting Teraoka AD2000 Greg Kroah-Hartman
2021-02-08 15:00 ` [PATCH 4.4 18/38] USB: serial: option: Adding support for Cinterion MV31 Greg Kroah-Hartman
2021-02-08 15:00 ` [PATCH 4.4 19/38] Input: i8042 - unbreak Pegatron C15B Greg Kroah-Hartman
2021-02-08 15:00 ` [PATCH 4.4 20/38] net: lapb: Copy the skb before sending a packet Greg Kroah-Hartman
2021-02-08 15:00 ` [PATCH 4.4 21/38] ELF/MIPS build fix Greg Kroah-Hartman
2021-02-08 15:00 ` [PATCH 4.4 22/38] elfcore: fix building with clang Greg Kroah-Hartman
2021-02-09 12:52 ` Pavel Machek
2021-02-09 13:01 ` Greg Kroah-Hartman
2021-02-09 19:10 ` Greg Kroah-Hartman [this message]
2021-02-08 15:00 ` [PATCH 4.4 23/38] USB: gadget: legacy: fix an error code in eth_bind() Greg Kroah-Hartman
2021-02-08 15:00 ` [PATCH 4.4 24/38] USB: usblp: dont call usb_set_interface if theres a single alt Greg Kroah-Hartman
2021-02-08 15:00 ` [PATCH 4.4 25/38] usb: dwc2: Fix endpoint direction check in ep_from_windex Greg Kroah-Hartman
2021-02-08 15:00 ` [PATCH 4.4 26/38] mac80211: fix station rate table updates on assoc Greg Kroah-Hartman
2021-02-08 15:00 ` [PATCH 4.4 27/38] kretprobe: Avoid re-registration of the same kretprobe earlier Greg Kroah-Hartman
2021-02-08 15:00 ` [PATCH 4.4 28/38] cifs: report error instead of invalid when revalidating a dentry fails Greg Kroah-Hartman
2021-02-08 15:00 ` [PATCH 4.4 29/38] mmc: core: Limit retries when analyse of SDIO tuples fails Greg Kroah-Hartman
2021-02-08 15:00 ` [PATCH 4.4 30/38] ARM: footbridge: fix dc21285 PCI configuration accessors Greg Kroah-Hartman
2021-02-08 15:00 ` [PATCH 4.4 31/38] mm: hugetlbfs: fix cannot migrate the fallocated HugeTLB page Greg Kroah-Hartman
2021-02-08 15:00 ` [PATCH 4.4 32/38] mm: hugetlb: fix a race between isolating and freeing page Greg Kroah-Hartman
2021-02-08 15:00 ` [PATCH 4.4 33/38] mm: hugetlb: remove VM_BUG_ON_PAGE from page_huge_active Greg Kroah-Hartman
2021-02-08 15:00 ` [PATCH 4.4 34/38] x86/build: Disable CET instrumentation in the kernel Greg Kroah-Hartman
2021-02-08 15:00 ` [PATCH 4.4 35/38] x86/apic: Add extra serialization for non-serializing MSRs Greg Kroah-Hartman
2021-02-08 15:00 ` [PATCH 4.4 36/38] Input: xpad - sync supported devices with fork on GitHub Greg Kroah-Hartman
2021-02-08 15:00 ` [PATCH 4.4 37/38] ACPI: thermal: Do not call acpi_thermal_check() directly Greg Kroah-Hartman
2021-02-08 15:01 ` [PATCH 4.4 38/38] ALSA: hda/realtek - Fix typo of pincfg for Dell quirk Greg Kroah-Hartman
2021-02-08 18:36 ` [PATCH 4.4 00/38] 4.4.257-rc1 review Pavel Machek
2021-02-08 20:43 ` Shuah Khan
2021-02-09 18:09 ` Guenter Roeck
2021-02-10 5:04 ` Naresh Kamboju
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