From: Jinshan Xiong <jinshan.xi...@intel.com> Instead of a using a growing case statement to handle more debugging options create a array to map debug flags to string names.
Signed-off-by: Jinshan Xiong <jinshan.xi...@intel.com> Intel-bug-id: https://jira.hpdd.intel.com/browse/LU-3647 Reviewed-on: http://review.whamcloud.com/7243 Reviewed-by: John L. Hammond <john.hamm...@intel.com> Reviewed-by: jacques-Charles Lafoucriere <jacques-charles.lafoucri...@cea.fr> Reviewed-by: Oleg Drokin <oleg.dro...@intel.com> Signed-off-by: James Simmons <jsimm...@infradead.org> --- .../lustre/include/linux/libcfs/libcfs_debug.h | 13 ++ drivers/staging/lustre/lnet/libcfs/debug.c | 126 ++------------------ 2 files changed, 23 insertions(+), 116 deletions(-) diff --git a/drivers/staging/lustre/include/linux/libcfs/libcfs_debug.h b/drivers/staging/lustre/include/linux/libcfs/libcfs_debug.h index 7472a31..5e60c6f 100644 --- a/drivers/staging/lustre/include/linux/libcfs/libcfs_debug.h +++ b/drivers/staging/lustre/include/linux/libcfs/libcfs_debug.h @@ -118,6 +118,12 @@ struct ptldebug_header { #define S_FID 0x40000000 /* b_new_cmd */ #define S_FLD 0x80000000 /* b_new_cmd */ +#define LIBCFS_DEBUG_SUBSYS_NAMES { \ + "undefined", "mdc", "mds", "osc", "ost", "class", "log", \ + "llite", "rpc", "mgmt", "lnet", "lnd", "pinger", "filter", "", \ + "echo", "ldlm", "lov", "lquota", "osd", "lfsck", "", "", "lmv", \ + "", "sec", "gss", "", "mgc", "mgs", "fid", "fld", NULL } + /* Debugging masks (32 bits, non-overlapping) */ #define D_TRACE 0x00000001 /* ENTRY/EXIT markers */ #define D_INODE 0x00000002 @@ -151,6 +157,13 @@ struct ptldebug_header { #define D_HSM D_TRACE +#define LIBCFS_DEBUG_MASKS_NAMES { \ + "trace", "inode", "super", "ext2", "malloc", "cache", "info", \ + "ioctl", "neterror", "net", "warning", "buffs", "other", \ + "dentry", "nettrace", "page", "dlmtrace", "error", "emerg", \ + "ha", "rpctrace", "vfstrace", "reada", "mmap", "config", \ + "console", "quota", "sec", "lfsck", "hsm", NULL } + #define D_CANTMASK (D_ERROR | D_EMERG | D_WARNING | D_CONSOLE) #ifndef DEBUG_SUBSYSTEM diff --git a/drivers/staging/lustre/lnet/libcfs/debug.c b/drivers/staging/lustre/lnet/libcfs/debug.c index c90e510..4753c32 100644 --- a/drivers/staging/lustre/lnet/libcfs/debug.c +++ b/drivers/staging/lustre/lnet/libcfs/debug.c @@ -232,130 +232,24 @@ int libcfs_panic_in_progress; static const char * libcfs_debug_subsys2str(int subsys) { - switch (1 << subsys) { - default: + static const char *libcfs_debug_subsystems[] = LIBCFS_DEBUG_SUBSYS_NAMES; + + if (subsys >= ARRAY_SIZE(libcfs_debug_subsystems)) return NULL; - case S_UNDEFINED: - return "undefined"; - case S_MDC: - return "mdc"; - case S_MDS: - return "mds"; - case S_OSC: - return "osc"; - case S_OST: - return "ost"; - case S_CLASS: - return "class"; - case S_LOG: - return "log"; - case S_LLITE: - return "llite"; - case S_RPC: - return "rpc"; - case S_LNET: - return "lnet"; - case S_LND: - return "lnd"; - case S_PINGER: - return "pinger"; - case S_FILTER: - return "filter"; - case S_ECHO: - return "echo"; - case S_LDLM: - return "ldlm"; - case S_LOV: - return "lov"; - case S_LQUOTA: - return "lquota"; - case S_OSD: - return "osd"; - case S_LFSCK: - return "lfsck"; - case S_LMV: - return "lmv"; - case S_SEC: - return "sec"; - case S_GSS: - return "gss"; - case S_MGC: - return "mgc"; - case S_MGS: - return "mgs"; - case S_FID: - return "fid"; - case S_FLD: - return "fld"; - } + + return libcfs_debug_subsystems[subsys]; } /* libcfs_debug_token2mask() expects the returned string in lower-case */ static const char * libcfs_debug_dbg2str(int debug) { - switch (1 << debug) { - default: + static const char *libcfs_debug_masks[] = LIBCFS_DEBUG_MASKS_NAMES; + + if (debug >= ARRAY_SIZE(libcfs_debug_masks)) return NULL; - case D_TRACE: - return "trace"; - case D_INODE: - return "inode"; - case D_SUPER: - return "super"; - case D_EXT2: - return "ext2"; - case D_MALLOC: - return "malloc"; - case D_CACHE: - return "cache"; - case D_INFO: - return "info"; - case D_IOCTL: - return "ioctl"; - case D_NETERROR: - return "neterror"; - case D_NET: - return "net"; - case D_WARNING: - return "warning"; - case D_BUFFS: - return "buffs"; - case D_OTHER: - return "other"; - case D_DENTRY: - return "dentry"; - case D_NETTRACE: - return "nettrace"; - case D_PAGE: - return "page"; - case D_DLMTRACE: - return "dlmtrace"; - case D_ERROR: - return "error"; - case D_EMERG: - return "emerg"; - case D_HA: - return "ha"; - case D_RPCTRACE: - return "rpctrace"; - case D_VFSTRACE: - return "vfstrace"; - case D_READA: - return "reada"; - case D_MMAP: - return "mmap"; - case D_CONFIG: - return "config"; - case D_CONSOLE: - return "console"; - case D_QUOTA: - return "quota"; - case D_SEC: - return "sec"; - case D_LFSCK: - return "lfsck"; - } + + return libcfs_debug_masks[debug]; } int -- 1.7.1 _______________________________________________ devel mailing list de...@linuxdriverproject.org http://driverdev.linuxdriverproject.org/mailman/listinfo/driverdev-devel
