[PATCH 5/6] ARM: spectre-bhb: avoid cross-subsection jump using a numbered label

Russell King (Oracle) linux at armlinux.org.uk
Thu Mar 31 07:07:09 PDT 2022


On Mon, Mar 28, 2022 at 03:47:13PM +0200, Ard Biesheuvel wrote:
> In order to minimize potential confusion regarding numbered labels
> appearing in a different order in the assembler output due to the use of
> subsections, use a named local label to jump back into the vector
> handler code from the associated loop8 mitigation sequence.

Using \@ doesn't buy us much as \name is already unique. Maybe using
some kind of prefix would be better, e.g. .Lfoo_\name would be more
descriptive?

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