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| author | H.J. Lu <hjl.tools@gmail.com> | 2016-03-01 16:55:36 -0800 |
|---|---|---|
| committer | H.J. Lu <hjl.tools@gmail.com> | 2016-03-01 16:55:36 -0800 |
| commit | 521266a819be5b33b224f2e8358175c30c79f1c2 (patch) | |
| tree | 261e3f62c03b721828d258d35b8217ffdff33ef7 | |
| parent | dacc1a23d34994e2589fbecdd25aafa64db37ee8 (diff) | |
| download | glibc-521266a819be5b33b224f2e8358175c30c79f1c2.tar glibc-521266a819be5b33b224f2e8358175c30c79f1c2.tar.gz glibc-521266a819be5b33b224f2e8358175c30c79f1c2.tar.bz2 glibc-521266a819be5b33b224f2e8358175c30c79f1c2.zip | |
Call x86-64 __setcontext directly
Since x86-64 __start_context calls the internal __setcontext:
5089: 00000000000417e0 145 FUNC LOCAL DEFAULT 13 __setcontext
it should call __setcontext directly.
* sysdeps/unix/sysv/linux/x86_64/__start_context.S
(__start_context): Call __setcontext directly.
| -rw-r--r-- | ChangeLog | 5 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/x86_64/__start_context.S | 2 |
2 files changed, 6 insertions, 1 deletions
@@ -1,3 +1,8 @@ +2016-03-01 H.J. Lu <hongjiu.lu@intel.com> + + * sysdeps/unix/sysv/linux/x86_64/__start_context.S + (__start_context): Call __setcontext directly. + 2016-02-26 Joseph Myers <joseph@codesourcery.com> * sysdeps/unix/sysv/linux/alpha/kernel-features.h diff --git a/sysdeps/unix/sysv/linux/x86_64/__start_context.S b/sysdeps/unix/sysv/linux/x86_64/__start_context.S index 408d30d53d..6a33cd0b2d 100644 --- a/sysdeps/unix/sysv/linux/x86_64/__start_context.S +++ b/sysdeps/unix/sysv/linux/x86_64/__start_context.S @@ -36,7 +36,7 @@ ENTRY(__start_context) testq %rdi, %rdi je 2f /* If it is zero exit. */ - call JUMPTARGET(__setcontext) + call __setcontext /* If this returns (which can happen if the syscall fails) we'll exit the program with the return error value (-1). */ movq %rax,%rdi |