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(parent: 2e82669) | patch
ARM: 6868/1: Preserve the VFP state during fork
authorCatalin Marinas <catalin.marinas@arm.com>
Wed, 6 Apr 2011 15:17:17 +0000 (16:17 +0100)
committerRussell King <rmk+kernel@arm.linux.org.uk>
Sun, 10 Apr 2011 20:13:37 +0000 (21:13 +0100)
commitc98c09773d80db93cae349f0496fef109feab54d
tree1f453c19ae8f6e3f1f322534d704355dfb32bbddtree | snapshot (tar.gz zip)
parent2e82669acf03e5bf2080f5d3ef005168e67d8a51commit | diff
ARM: 6868/1: Preserve the VFP state during fork

VFP registers d16-d31 are callee saved registers and must be preserved
during function calls, including fork(). The VFP configuration should
also be preserved. The patch copies the full VFP state to the child
process.

Reported-by: Paul Wright <paul.wright@arm.com>
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
arch/arm/vfp/vfpmodule.c diff | blob | blame | history