s390-tools

mirror of https://github.com/ibm-s390-linux/s390-tools.git synced 2026-08-05 02:14:52 +00:00

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Marc Hartmayer 5a848c98bb zipl/src: remove no-pie and noexecstack compiler and linker flags

Only the bootloaders cannot be built as PIE and for that there are
already the -no-pie linker and compiler flags set by the boot/Makefile.
In addition, remove the `noexecstack` linker flag as it has no use
anymore (see commit 518bf7d7357 ("zipl/boot: use
`--no-warn-rwx-segments` linker flag")). It was originally introduced to
declare the ELF segment of the bootloader stack as non-executable. But
this ELF attribute had no effect for multiple reasons:

1. ALL_LDFLAGS is not used for the bootloaders
2. no ELF loader is used for the bootloaders that would take this ELF
   attribute into account

This fixes the problem of overriding  `-fPIE` set by the distributor.

Reviewed-by: Steffen Eiden <seiden@linux.ibm.com>
Signed-off-by: Marc Hartmayer <mhartmay@linux.ibm.com>
Signed-off-by: Jan Höppner <hoeppner@linux.ibm.com>

2023-08-02 14:48:12 +02:00

boot.c

zipl: Embed loader data directly into boot object

2023-02-13 22:18:49 +01:00

bootmap_header.c

zipl: add basic support of environment block by zipl(8)

2021-10-01 14:59:56 +02:00

bootmap.c

Reorganize boot-loader header files

2023-07-11 08:21:48 +02:00

disk.c

zipl: show whether we're installed LD ipl or dump