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Groups > linux.kernel > #1492606 > unrolled thread
| Started by | "Xuetao Guan" <gxt@mprc.pku.edu.cn> |
|---|---|
| First post | 2016-09-28 15:40 +0200 |
| Last post | 2016-09-28 15:40 +0200 |
| Articles | 1 — 1 participant |
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[PATCHv2 1/4] unicore32-oldabi: add CONFIG_UNICORE32_OLDABI for distinguishing two ABIs "Xuetao Guan" <gxt@mprc.pku.edu.cn> - 2016-09-28 15:40 +0200
| From | "Xuetao Guan" <gxt@mprc.pku.edu.cn> |
|---|---|
| Date | 2016-09-28 15:40 +0200 |
| Subject | [PATCHv2 1/4] unicore32-oldabi: add CONFIG_UNICORE32_OLDABI for distinguishing two ABIs |
| Message-ID | <smnfz-7mO-15@gated-at.bofh.it> |
Signed-off-by: Guan Xuetao <gxt@mprc.pku.edu.cn> Signed-off-by: Qin Rui <qinrui@pku.edu.cn> Tested-by: Guenter Roeck <linux@roeck-us.net> --- arch/unicore32/Kconfig | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/arch/unicore32/Kconfig b/arch/unicore32/Kconfig index 0769066..e23100b 100644 --- a/arch/unicore32/Kconfig +++ b/arch/unicore32/Kconfig @@ -69,6 +69,17 @@ source "kernel/Kconfig.freezer" menu "System Type" +config UNICORE32_OLDABI + bool "Allow old ABI binaries to run with this kernel" + default y + help + This option preserves the old syscall interface instead of the + asm-generic one. It also provides a compatibility layer to + intercept syscalls that have structure arguments which layout + in memory differs between the asm-generic ABI and this old one. + + If in doubt, say Y. + config MMU def_bool y -- 1.9.1
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