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powerpc/32: Implement validation of emergency stack
authorChristophe Leroy <christophe.leroy@csgroup.eu>
Tue, 20 Aug 2024 12:26:54 +0000 (14:26 +0200)
committerMichael Ellerman <mpe@ellerman.id.au>
Fri, 30 Aug 2024 11:30:20 +0000 (21:30 +1000)
commitdca5b1d69aea36ab559d9ca13729370007c60df1
treeaf3973e17705ec58df620ee5610c0ba593bb1a5btree
parent062e825a336017c0334c7497690826c95aa1a84fcommit | diff
powerpc/32: Implement validation of emergency stack

VMAP stack added an emergency stack on powerpc/32 for when there is
a stack overflow, but failed to add stack validation for that
emergency stack. That validation is required for show stack.

Implement it.

Signed-off-by: Christophe Leroy <christophe.leroy@csgroup.eu>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://msgid.link/2439d50b019f758db4a6d7b238b06441ab109799.1724156805.git.christophe.leroy@csgroup.eu
arch/powerpc/include/asm/thread_info.h diff | blob | history
arch/powerpc/kernel/process.c diff | blob | history
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