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| author | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2014-11-18 19:33:51 +1100 |
|---|---|---|
| committer | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2014-11-18 19:33:51 +1100 |
| commit | c38c2e8d08e03e905b72334747a9f8795f3526c2 (patch) | |
| tree | 94a7e5ec6124998eee1d1a27577370b03304c4e6 /skiboot.lds.S | |
| parent | 94796c825b0708c8c86e7135d60c435fc3fd00a5 (diff) | |
| download | skiboot-c38c2e8d08e03e905b72334747a9f8795f3526c2.zip skiboot-c38c2e8d08e03e905b72334747a9f8795f3526c2.tar.gz skiboot-c38c2e8d08e03e905b72334747a9f8795f3526c2.tar.bz2 | |
Add symbolic backtraces and expose skiboot map to Linux
We use a double link technique, doing a first pass with a .o containing
a dummy symbol map, then re-linking with a new .o
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Diffstat (limited to 'skiboot.lds.S')
| -rw-r--r-- | skiboot.lds.S | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/skiboot.lds.S b/skiboot.lds.S index 4e905f8..a54ff5f 100644 --- a/skiboot.lds.S +++ b/skiboot.lds.S @@ -125,7 +125,17 @@ SECTIONS .dynsym : { *(.dynsym) } .dynstr : { *(.dynstr) } - . = ALIGN(0x1000); + . = ALIGN(0x10); + .sym_map : { + __sym_map_start = . ; + KEEP(*(.sym_map)) + __sym_map_end = . ; + KEEP(*(.sym_map)) + } + + /* We locate the BSS at 1M to leave room for the symbol map */ + . = 0x100000; + _sbss = .; .bss : { *(.bss*) |