Commit 2b071886 authored by Heiko Carstens's avatar Heiko Carstens Committed by Linus Torvalds

[PATCH] s390: pending interrupt after ipl from reader

Wait for interrupt and clear status pending after resetting the reader.
Signed-off-by: default avatarMartin Schwidefsky <schwidefsky@de.ibm.com>
Signed-off-by: default avatarAndrew Morton <akpm@osdl.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@osdl.org>
parent e9b9a047
......@@ -345,10 +345,25 @@ iplstart:
bno .Lnoreset
la %r2,.Lreset
lhi %r3,26
.long 0x83230008
diag %r2,%r3,8
mvc 0x78(8),.Lrdrnewpsw # set up IO interrupt psw
.Lwaitrdrirq:
lpsw .Lrdrwaitpsw
.Lrdrint:
c %r1,0xb8 # compare subchannel number
bne .Lwaitrdrirq
la %r5,.Lirb
tsch 0(%r5)
.Lnoreset:
b .Lnoload
.align 8
.Lrdrnewpsw:
.long 0x00080000,0x80000000+.Lrdrint
.Lrdrwaitpsw:
.long 0x020a0000,0x80000000+.Lrdrint
#endif
#
# everything loaded, go for it
#
......
......@@ -344,10 +344,25 @@ iplstart:
bno .Lnoreset
la %r2,.Lreset
lhi %r3,26
.long 0x83230008
diag %r2,%r3,8
mvc 0x78(8),.Lrdrnewpsw # set up IO interrupt psw
.Lwaitrdrirq:
lpsw .Lrdrwaitpsw
.Lrdrint:
c %r1,0xb8 # compare subchannel number
bne .Lwaitrdrirq
la %r5,.Lirb
tsch 0(%r5)
.Lnoreset:
b .Lnoload
.align 8
.Lrdrnewpsw:
.long 0x00080000,0x80000000+.Lrdrint
.Lrdrwaitpsw:
.long 0x020a0000,0x80000000+.Lrdrint
#endif
#
# everything loaded, go for it
#
......
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