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| author | John David Anglin <dave.anglin@bell.net> | 2013-05-04 19:16:41 +0000 |
|---|---|---|
| committer | Helge Deller <deller@gmx.de> | 2013-05-06 23:09:48 +0200 |
| commit | bbbfde782084b4f0d85ddffb88f1cf4650ff40e4 (patch) | |
| tree | 66e295f6e8f0223c5ef206df581959bf0f1f684c /arch/parisc | |
| parent | 93782eba49e23c3f311a6b05a19ba15927ec4e8b (diff) | |
| download | op-kernel-dev-bbbfde782084b4f0d85ddffb88f1cf4650ff40e4.zip op-kernel-dev-bbbfde782084b4f0d85ddffb88f1cf4650ff40e4.tar.gz | |
parisc: use long branch in fork_like macro
The "b" branch instruction used in the fork_like macro only can handle
17-bit pc-relative offsets.
This fails with an out of range offset with some .config files.
Rewrite to use the "be" instruction which
can branch to any address in a space.
Signed-off-by: John David Anglin <dave.anglin@bell.net>
Signed-off-by: Helge Deller <deller@gmx.de>
Diffstat (limited to 'arch/parisc')
| -rw-r--r-- | arch/parisc/kernel/entry.S | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/arch/parisc/kernel/entry.S b/arch/parisc/kernel/entry.S index aa486e4..36f4f1d 100644 --- a/arch/parisc/kernel/entry.S +++ b/arch/parisc/kernel/entry.S @@ -1702,7 +1702,8 @@ ENTRY(sys_\name\()_wrapper) ldo TASK_REGS(%r1),%r1 reg_save %r1 mfctl %cr27, %r28 - b sys_\name + ldil L%sys_\name, %r31 + be R%sys_\name(%sr4,%r31) STREG %r28, PT_CR27(%r1) ENDPROC(sys_\name\()_wrapper) .endm |
