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From: Andreas Schwab <schwab@sourceware.org> To: glibc-cvs@sourceware.org Subject: [glibc] riscv: restore ABI compatibility (bug 24484) Date: Thu, 04 Jul 2019 12:56:00 -0000 [thread overview] Message-ID: <20190704125650.28067.qmail@sourceware.org> (raw) https://sourceware.org/git/gitweb.cgi?p=glibc.git;h=484b7af3ccb782ccb3491b541a68de9c5d6f063b commit 484b7af3ccb782ccb3491b541a68de9c5d6f063b Author: Andreas Schwab <schwab@suse.de> Date: Wed Jul 3 13:52:49 2019 +0200 riscv: restore ABI compatibility (bug 24484) The contents of the dynamic section are part of the ABI, thus DL_RO_DYN_SECTION cannot be changed. Diff: --- ChangeLog | 5 +++++ sysdeps/riscv/ldsodefs.h | 5 +++++ 2 files changed, 10 insertions(+) diff --git a/ChangeLog b/ChangeLog index fe5fd79..fbe5cd8 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,3 +1,8 @@ +2019-07-04 Andreas Schwab <schwab@suse.de> + + [BZ #24484] + * sysdeps/riscv/ldsodefs.h (DL_RO_DYN_SECTION): Define. + 2019-07-04 Szabolcs Nagy <szabolcs.nagy@arm.com> * sysdeps/aarch64/Makefile: Install sys/ifunc.h and add tests. diff --git a/sysdeps/riscv/ldsodefs.h b/sysdeps/riscv/ldsodefs.h index 5ec607e..d7531b7 100644 --- a/sysdeps/riscv/ldsodefs.h +++ b/sysdeps/riscv/ldsodefs.h @@ -38,6 +38,11 @@ struct La_riscv_retval; struct La_riscv_retval *, \ const char *); +/* Although the RISC-V ABI does not specify that the dynamic section has + to be read-only, it needs to be kept for ABI compatibility. */ + +#define DL_RO_DYN_SECTION 1 + #include_next <ldsodefs.h> #endif
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