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Expose doreti as a global symbol on amd64 and i386.

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doreti provides the common code path for returning from interrupt
andlers on x86.  Exposing doreti as a global symbol allows kernel
modules to include low-level interrupt handlers instead of requiring
all low-level handlers to be statically compiled into the kernel.

Submitted by:	Howard Su <howard0su@gmail.com>
Reviewed by:	kib
This commit is contained in:
jhb 2016-04-13 17:37:31 +00:00
parent c87a3c998c
commit b5f76666d8
2 changed files with 2 additions and 0 deletions
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1
sys/amd64/amd64/exception.S
View File

@ -659,6 +659,7 @@ MCOUNT_LABEL(eintr)
.text
SUPERALIGN_TEXT
.type doreti,@function
.globl doreti
doreti:
FAKE_MCOUNT($bintr) /* init "from" bintr -> doreti */
/*

1
sys/i386/i386/exception.s
View File

@ -343,6 +343,7 @@ MCOUNT_LABEL(eintr)
.text
SUPERALIGN_TEXT
.type doreti,@function
.globl doreti
doreti:
FAKE_MCOUNT($bintr) /* init "from" bintr -> doreti */
doreti_next: