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| author |   Vasily Gorbik <gor@linux.ibm.com> | 2018-04-11 11:56:55 +0200 |
|---|---|---|
| committer |   Martin Schwidefsky <schwidefsky@de.ibm.com> | 2018-10-09 11:21:05 +0200 |
| commit | 15426ca43d888e79f2dc4012bce0cbd6be96baf1 (patch) | |
| tree | b34165a772b355f7d73b7bc5eff4a7ba41575b33 /arch/s390/boot/compressed/decompressor.h | |
| parent | s390/sclp: simplify early hsa_size detection (diff) | |
| download | linux-dev-15426ca43d888e79f2dc4012bce0cbd6be96baf1.tar.xz linux-dev-15426ca43d888e79f2dc4012bce0cbd6be96baf1.zip | |
s390: rescue initrd as early as possible
To avoid multi-stage initrd rescue operation and to simplify
assumptions during early memory allocations move initrd at some final
safe destination as early as possible. This would also allow us to
drop .bss usage restrictions for some files.
Reviewed-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Signed-off-by: Vasily Gorbik <gor@linux.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'arch/s390/boot/compressed/decompressor.h')
| -rw-r--r-- | arch/s390/boot/compressed/decompressor.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/s390/boot/compressed/decompressor.h b/arch/s390/boot/compressed/decompressor.h index 011cbb6e0e08..90d382d501d7 100644 --- a/arch/s390/boot/compressed/decompressor.h +++ b/arch/s390/boot/compressed/decompressor.h @@ -7,11 +7,13 @@ static inline void *decompress_kernel(void) {} #else void *decompress_kernel(void); #endif +unsigned long mem_safe_offset(void); struct vmlinux_info { unsigned long default_lma; void (*entry)(void); unsigned long image_size; /* does not include .bss */ + unsigned long bss_size; /* uncompressed image .bss size */ }; extern char _vmlinux_info[]; |