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Groups > linux.kernel > #1715922 > unrolled thread
| Started by | Thomas Meyer <thomas@m3y3r.de> |
|---|---|
| First post | 2017-08-20 13:30 +0200 |
| Last post | 2017-08-20 13:30 +0200 |
| Articles | 2 — 1 participant |
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[PATCH 1/2] um: link vmlinux with -no-pie Thomas Meyer <thomas@m3y3r.de> - 2017-08-20 13:30 +0200
[PATCH 2/2] um: Use relative modversions with LD_SCRIPT_DYN Thomas Meyer <thomas@m3y3r.de> - 2017-08-20 13:30 +0200
| From | Thomas Meyer <thomas@m3y3r.de> |
|---|---|
| Date | 2017-08-20 13:30 +0200 |
| Subject | [PATCH 1/2] um: link vmlinux with -no-pie |
| Message-ID | <ugwAx-6ji-9@gated-at.bofh.it> |
Debian's gcc defaults to pie. The global Makefile already defines the -fno-pie option. Link UML dynamic kernel image also with -no-pie to fix the build. Signed-off-by: Thomas Meyer <thomas@m3y3r.de> --- arch/um/Makefile | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/um/Makefile b/arch/um/Makefile index f1c9269b2c2a..8e3ae6d0c810 100644 --- a/arch/um/Makefile +++ b/arch/um/Makefile @@ -121,7 +121,7 @@ archheaders: archprepare: include/generated/user_constants.h LINK-$(CONFIG_LD_SCRIPT_STATIC) += -static -LINK-$(CONFIG_LD_SCRIPT_DYN) += -Wl,-rpath,/lib +LINK-$(CONFIG_LD_SCRIPT_DYN) += -Wl,-rpath,/lib $(call cc-option, -no-pie) CFLAGS_NO_HARDENING := $(call cc-option, -fno-PIC,) $(call cc-option, -fno-pic,) \ $(call cc-option, -fno-stack-protector,) \ -- 2.11.0
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| From | Thomas Meyer <thomas@m3y3r.de> |
|---|---|
| Date | 2017-08-20 13:30 +0200 |
| Subject | [PATCH 2/2] um: Use relative modversions with LD_SCRIPT_DYN |
| Message-ID | <ugwAx-6ji-13@gated-at.bofh.it> |
| In reply to | #1715922 |
When building a dynamic kernel image use relative symbols with MODVERSIONS. Signed-off-by: Thomas Meyer <thomas@m3y3r.de> --- arch/um/Kconfig.um | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/um/Kconfig.um b/arch/um/Kconfig.um index 4b2ed5858b2e..e26376ab5452 100644 --- a/arch/um/Kconfig.um +++ b/arch/um/Kconfig.um @@ -20,6 +20,7 @@ config LD_SCRIPT_DYN bool default y depends on !LD_SCRIPT_STATIC + select MODULE_REL_CRCS if MODVERSIONS source "fs/Kconfig.binfmt" -- 2.11.0
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