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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2025-03-24 22:23:23 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2025-03-24 22:23:23 -0700 |
| commit | ebfb94d87b35a4b5fc6fda0cf994268555ebe415 (patch) | |
| tree | c8ecb6e1f6f73b95bf7c21fc4b4ffb92bae950da /Documentation/arch | |
| parent | e34c38057a131d14e47b4acb461564d9f351b9f7 (diff) | |
| parent | e471a86a8c523eccdfd1c4745ed7ac7cbdcc1f3f (diff) | |
| download | ath-ebfb94d87b35a4b5fc6fda0cf994268555ebe415.tar.gz | |
Merge tag 'x86-build-2025-03-22' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull x86 build updates from Ingo Molnar:
- Drop CRC-32 checksum and the build tool that generates it (Ard
Biesheuvel)
- Fix broken copy command in genimage.sh when making isoimage (Nir
Lichtman)
* tag 'x86-build-2025-03-22' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
x86/boot: Add back some padding for the CRC-32 checksum
x86/boot: Drop CRC-32 checksum and the build tool that generates it
x86/build: Fix broken copy command in genimage.sh when making isoimage
Diffstat (limited to 'Documentation/arch')
| -rw-r--r-- | Documentation/arch/x86/boot.rst | 10 |
1 files changed, 0 insertions, 10 deletions
diff --git a/Documentation/arch/x86/boot.rst b/Documentation/arch/x86/boot.rst index 76f53d3450e73..77e6163288db0 100644 --- a/Documentation/arch/x86/boot.rst +++ b/Documentation/arch/x86/boot.rst @@ -1038,16 +1038,6 @@ Offset/size: 0x000c/4 This field contains maximal allowed type for setup_data and setup_indirect structs. -The Image Checksum -================== - -From boot protocol version 2.08 onwards the CRC-32 is calculated over -the entire file using the characteristic polynomial 0x04C11DB7 and an -initial remainder of 0xffffffff. The checksum is appended to the -file; therefore the CRC of the file up to the limit specified in the -syssize field of the header is always 0. - - The Kernel Command Line ======================= |