diff --git a/arch/powerpc/sysdev/xive/spapr.c b/arch/powerpc/sysdev/xive/spapr.c index 864de3a733c7..575db3b06a6b 100644 --- a/arch/powerpc/sysdev/xive/spapr.c +++ b/arch/powerpc/sysdev/xive/spapr.c @@ -164,7 +164,10 @@ static long plpar_int_get_source_info(unsigned long flags, unsigned long retbuf[PLPAR_HCALL_BUFSIZE]; long rc; - rc = plpar_hcall(H_INT_GET_SOURCE_INFO, retbuf, flags, lisn); + do { + rc = plpar_hcall(H_INT_GET_SOURCE_INFO, retbuf, flags, lisn); + } while (plpar_busy_delay(rc)); + if (rc) { pr_err("H_INT_GET_SOURCE_INFO lisn=%ld failed %ld\n", lisn, rc); return rc; @@ -197,8 +200,11 @@ static long plpar_int_set_source_config(unsigned long flags, flags, lisn, target, prio, sw_irq); - rc = plpar_hcall_norets(H_INT_SET_SOURCE_CONFIG, flags, lisn, - target, prio, sw_irq); + do { + rc = plpar_hcall_norets(H_INT_SET_SOURCE_CONFIG, flags, lisn, + target, prio, sw_irq); + } while (plpar_busy_delay(rc)); + if (rc) { pr_err("H_INT_SET_SOURCE_CONFIG lisn=%ld target=%lx prio=%lx failed %ld\n", lisn, target, prio, rc); @@ -217,7 +223,11 @@ static long plpar_int_get_queue_info(unsigned long flags, unsigned long retbuf[PLPAR_HCALL_BUFSIZE]; long rc; - rc = plpar_hcall(H_INT_GET_QUEUE_INFO, retbuf, flags, target, priority); + do { + rc = plpar_hcall(H_INT_GET_QUEUE_INFO, retbuf, flags, target, + priority); + } while (plpar_busy_delay(rc)); + if (rc) { pr_err("H_INT_GET_QUEUE_INFO cpu=%ld prio=%ld failed %ld\n", target, priority, rc); @@ -246,8 +256,11 @@ static long plpar_int_set_queue_config(unsigned long flags, pr_devel("H_INT_SET_QUEUE_CONFIG flags=%lx target=%lx priority=%lx qpage=%lx qsize=%lx\n", flags, target, priority, qpage, qsize); - rc = plpar_hcall_norets(H_INT_SET_QUEUE_CONFIG, flags, target, - priority, qpage, qsize); + do { + rc = plpar_hcall_norets(H_INT_SET_QUEUE_CONFIG, flags, target, + priority, qpage, qsize); + } while (plpar_busy_delay(rc)); + if (rc) { pr_err("H_INT_SET_QUEUE_CONFIG cpu=%ld prio=%ld qpage=%lx returned %ld\n", target, priority, qpage, rc); @@ -261,7 +274,10 @@ static long plpar_int_sync(unsigned long flags, unsigned long lisn) { long rc; - rc = plpar_hcall_norets(H_INT_SYNC, flags, lisn); + do { + rc = plpar_hcall_norets(H_INT_SYNC, flags, lisn); + } while (plpar_busy_delay(rc)); + if (rc) { pr_err("H_INT_SYNC lisn=%ld returned %ld\n", lisn, rc); return rc; @@ -284,7 +300,11 @@ static long plpar_int_esb(unsigned long flags, pr_devel("H_INT_ESB flags=%lx lisn=%lx offset=%lx in=%lx\n", flags, lisn, offset, in_data); - rc = plpar_hcall(H_INT_ESB, retbuf, flags, lisn, offset, in_data); + do { + rc = plpar_hcall(H_INT_ESB, retbuf, flags, lisn, offset, + in_data); + } while (plpar_busy_delay(rc)); + if (rc) { pr_err("H_INT_ESB lisn=%ld offset=%ld returned %ld\n", lisn, offset, rc);