From 5965fa7d3b6a473b47457f9a21ce0229c3d7464b Mon Sep 17 00:00:00 2001 Message-Id: <5965fa7d3b6a473b47457f9a21ce0229c3d7464b@dist-git> From: Martin Kletzander Date: Wed, 31 Jan 2018 16:32:27 +0100 Subject: [PATCH] util: Remove now-unneeded resctrl functions https://bugzilla.redhat.com/show_bug.cgi?id=1289368 Signed-off-by: Martin Kletzander (cherry picked from commit 6328e48713c0730797d82a03d154a00b62625c3a) Signed-off-by: Martin Kletzander --- src/libvirt_private.syms | 2 - src/util/virresctrl.c | 132 ----------------------------------------------- src/util/virresctrl.h | 11 ---- 3 files changed, 145 deletions(-) diff --git a/src/libvirt_private.syms b/src/libvirt_private.syms index e0e0046522..02bad6c0ce 100644 --- a/src/libvirt_private.syms +++ b/src/libvirt_private.syms @@ -2547,8 +2547,6 @@ virRandomInt; # util/virresctrl.h virCacheTypeFromString; virCacheTypeToString; -virResctrlGetCacheControlType; -virResctrlGetCacheInfo; virResctrlGetInfo; virResctrlInfoGetCache; virResctrlInfoNew; diff --git a/src/util/virresctrl.c b/src/util/virresctrl.c index 7ab68c6f74..f122af2050 100644 --- a/src/util/virresctrl.c +++ b/src/util/virresctrl.c @@ -358,135 +358,3 @@ virResctrlInfoGetCache(virResctrlInfoPtr resctrl, VIR_FREE(*controls); goto cleanup; } - - -int -virResctrlGetCacheInfo(unsigned int level, - unsigned long long size, - virCacheType scope, - virResctrlInfoPerCachePtr **controls, - size_t *ncontrols) -{ - int ret = -1; - char *tmp = NULL; - char *path = NULL; - char *cbm_mask = NULL; - char *type_upper = NULL; - unsigned int bits = 0; - unsigned int min_cbm_bits = 0; - virResctrlInfoPerCachePtr control; - - if (VIR_ALLOC(control) < 0) - goto cleanup; - - if (scope != VIR_CACHE_TYPE_BOTH && - virStringToUpper(&type_upper, virCacheTypeToString(scope)) < 0) - goto cleanup; - - if (virFileReadValueUint(&control->max_allocation, - SYSFS_RESCTRL_PATH "/info/L%u%s/num_closids", - level, - type_upper ? type_upper : "") < 0) - goto cleanup; - - if (virFileReadValueString(&cbm_mask, - SYSFS_RESCTRL_PATH - "/info/L%u%s/cbm_mask", - level, - type_upper ? type_upper: "") < 0) - goto cleanup; - - if (virFileReadValueUint(&min_cbm_bits, - SYSFS_RESCTRL_PATH "/info/L%u%s/min_cbm_bits", - level, - type_upper ? type_upper : "") < 0) - goto cleanup; - - virStringTrimOptionalNewline(cbm_mask); - - for (tmp = cbm_mask; *tmp != '\0'; tmp++) { - if (c_isxdigit(*tmp)) - bits += count_one_bits(virHexToBin(*tmp)); - } - - control->granularity = size / bits; - if (min_cbm_bits != 1) - control->min = min_cbm_bits * control->granularity; - - control->scope = scope; - - if (VIR_APPEND_ELEMENT(*controls, *ncontrols, control) < 0) - goto cleanup; - - ret = 0; - - cleanup: - VIR_FREE(path); - VIR_FREE(cbm_mask); - VIR_FREE(type_upper); - VIR_FREE(control); - return ret; -} - - -static inline int -virResctrlGetCacheDir(char **path, - const char *prefix, - unsigned int level, - virCacheType type) -{ - return virAsprintf(path, - SYSFS_RESCTRL_PATH "%s/L%u%s", - prefix ? prefix : "", - level, - virResctrlTypeToString(type)); -} - - -/* - * This function tests whether TYPE of cache control is supported or not. - * - * Returns 0 if not, 1 if yes and negative value on error. - */ -static int -virResctrlGetCacheSupport(unsigned int level, virCacheType type) -{ - int ret = -1; - char *path = NULL; - - if (virResctrlGetCacheDir(&path, "/info", level, type) < 0) - return -1; - - ret = virFileExists(path); - VIR_FREE(path); - return ret; -} - - -/* - * This function tests which TYPE of cache control is supported - * Return values are: - * -1: error - * 0: none - * 1: CAT - * 2: CDP - */ -int -virResctrlGetCacheControlType(unsigned int level) -{ - int rv = -1; - - rv = virResctrlGetCacheSupport(level, VIR_CACHE_TYPE_BOTH); - if (rv < 0) - return -1; - if (rv) - return 1; - - rv = virResctrlGetCacheSupport(level, VIR_CACHE_TYPE_CODE); - if (rv < 0) - return -1; - if (rv) - return 2; - - return 0; -} diff --git a/src/util/virresctrl.h b/src/util/virresctrl.h index c7f25c76e1..a81ff687de 100644 --- a/src/util/virresctrl.h +++ b/src/util/virresctrl.h @@ -65,15 +65,4 @@ virResctrlInfoGetCache(virResctrlInfoPtr resctrl, size_t *ncontrols, virResctrlInfoPerCachePtr **controls); -/* To be removed */ -int -virResctrlGetCacheInfo(unsigned int level, - unsigned long long size, - virCacheType scope, - virResctrlInfoPerCachePtr **controls, - size_t *ncontrols); - -int -virResctrlGetCacheControlType(unsigned int level); - #endif /* __VIR_RESCTRL_H__ */ -- 2.16.1