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[COMMON] arm64: fpsimd: Restore FPSIMD state for user thread
authorSanghoon Lee <shoon114.lee@samsung.com>
Thu, 14 Jun 2018 05:36:02 +0000 (14:36 +0900)
committerEunyoung Lee <ey470.lee@samsung.com>
Tue, 19 Jun 2018 08:57:13 +0000 (17:57 +0900)
commite0e7d6eb3ac43186a6561e64c2adf79e0291405c
treeceea2eee57a7398a8395b2cf21d8d4108f49240ftree | snapshot (tar.gz zip)
parent90e41d5c7275716d3ff21ce5da46bd901844c21ccommit | diff
[COMMON] arm64: fpsimd: Restore FPSIMD state for user thread

When user thread calls system call to kernel and kernel has overwritten the FPSIMD registers,
these registers should be restored for user when kernel completes its job.

Change-Id: Ieca1f7baa8a1b245d172bfc750517c70b999ccfa
Signed-off-by: Sanghoon Lee <shoon114.lee@samsung.com>
arch/arm64/kernel/fpsimd.c diff | blob | blame | history