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authorVincenzo Frascino <vincenzo.frascino@arm.com>2020-01-10 13:39:26 +0100
committerRussell King <rmk+kernel@armlinux.org.uk>2020-01-25 18:18:29 +0000
commitbc420c6ceefbb86cbbc8c00061bd779c17fa6997 (patch)
treea68365e2815bbef97ae567c384e5c22b34784fd9 /arch/arm/include/asm/pgtable-nommu.h
parent76950f7162cad51d2200ebd22c620c14af38f718 (diff)
ARM: 8952/1: Disable kmemleak on XIP kernels
Kmemleak relies on specific symbols to register the read only data during init (e.g. __start_ro_after_init). Trying to build an XIP kernel on arm results in the linking error reported below because when this option is selected read only data after init are not allowed since .data is read only (.rodata). arm-linux-gnueabihf-ld: mm/kmemleak.o: in function `kmemleak_init': kmemleak.c:(.init.text+0x148): undefined reference to `__end_ro_after_init' arm-linux-gnueabihf-ld: kmemleak.c:(.init.text+0x14c): undefined reference to `__end_ro_after_init' arm-linux-gnueabihf-ld: kmemleak.c:(.init.text+0x150): undefined reference to `__start_ro_after_init' arm-linux-gnueabihf-ld: kmemleak.c:(.init.text+0x156): undefined reference to `__start_ro_after_init' arm-linux-gnueabihf-ld: kmemleak.c:(.init.text+0x162): undefined reference to `__start_ro_after_init' arm-linux-gnueabihf-ld: kmemleak.c:(.init.text+0x16a): undefined reference to `__start_ro_after_init' linux/Makefile:1078: recipe for target 'vmlinux' failed Fix the issue enabling kmemleak only on non XIP kernels. Signed-off-by: Vincenzo Frascino <vincenzo.frascino@arm.com> Signed-off-by: Russell King <rmk+kernel@armlinux.org.uk>
Diffstat (limited to 'arch/arm/include/asm/pgtable-nommu.h')
0 files changed, 0 insertions, 0 deletions