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btrfs-progs: crypto: fix readonly relocation of the jumptable

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Without this, the btrfs programs fail to link when build with -Wl,-z,relro,
due to the jumptable containing relocations.

Pull-request: #675
Signed-off-by: Ariadne Conill <ariadne@dereferenced.org>
Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
Ariadne Conill 2023-09-05 10:37:09 -07:00 committed by David Sterba
parent f7ecc34555
commit b390c276c2
1 changed files with 2 additions and 1 deletions
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3
crypto/crc32c-pcl-intel-asm_64.S
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@ -321,10 +321,10 @@ LABEL less_than_ %j # less_than_j: Length should be in
.size crc_pcl, .-crc_pcl
###SYM_FUNC_END(crc_pcl)
.section .rodata, "a", @progbits
################################################################
## jump table Table is 129 entries x 2 bytes each
################################################################
.data
.align 4
jump_table:
i=0
@ -340,6 +340,7 @@ JMPTBL_ENTRY %i
## PCLMULQDQ tables
## Table is 128 entries x 2 words (8 bytes) each
################################################################
.section .rodata, "a", @progbits
.align 8
K_table:
.long 0x493c7d27, 0x00000001