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Fri, 20 May 2022 08:38:05 +0000 (GMT) X-AuditID: b6c32a4b-1fdff70000002622-65-628753b319ca Received: from epsmtip2.samsung.com ( [182.195.34.31]) by epsmgms1p2.samsung.com (Symantec Messaging Gateway) with SMTP id 25.08.08924.D6357826; Fri, 20 May 2022 17:38:05 +0900 (KST) Received: from localhost.localdomain (unknown [107.109.224.44]) by epsmtip2.samsung.com (KnoxPortal) with ESMTPA id 20220520083757epsmtip233116cea119605d9acfdc1abbb98de9a~ww19d5gaj3055430554epsmtip28; Fri, 20 May 2022 08:37:57 +0000 (GMT) From: Maninder Singh To: keescook@chromium.org, pmladek@suse.com, bcain@quicinc.com, mpe@ellerman.id.au, benh@kernel.crashing.org, paulus@samba.org, hca@linux.ibm.com, gor@linux.ibm.com, agordeev@linux.ibm.com, borntraeger@linux.ibm.com, svens@linux.ibm.com, satishkh@cisco.com, sebaddel@cisco.com, kartilak@cisco.com, jejb@linux.ibm.com, martin.petersen@oracle.com, mcgrof@kernel.org, jason.wessel@windriver.com, daniel.thompson@linaro.org, dianders@chromium.org, naveen.n.rao@linux.ibm.com, anil.s.keshavamurthy@intel.com, davem@davemloft.net, mhiramat@kernel.org, peterz@infradead.org, mingo@redhat.com, will@kernel.org, longman@redhat.com, boqun.feng@gmail.com, rostedt@goodmis.org, senozhatsky@chromium.org, andriy.shevchenko@linux.intel.com, linux@rasmusvillemoes.dk, akpm@linux-foundation.org, arnd@arndb.de Cc: linux-hexagon@vger.kernel.org, linux-kernel@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, linux-s390@vger.kernel.org, linux-scsi@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-modules@vger.kernel.org, kgdb-bugreport@lists.sourceforge.net, v.narang@samsung.com, onkarnath.1@samsung.com, Maninder Singh Subject: [PATCH 5/5] kallsyms: remove unsed API lookup_symbol_attrs Date: Fri, 20 May 2022 14:07:01 +0530 Message-Id: <20220520083701.2610975-6-maninder1.s@samsung.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220520083701.2610975-1-maninder1.s@samsung.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Brightmail-Tracker: H4sIAAAAAAAAA01TfUxTVxzNfX0fBVPyBBfvIBsbC05RYc4577IJyzTL0w3nwjYzNwdFX5BI kbV2sI/MCgUHiGuQD2lLsZAhFgaUryDfFMdnBxaRgUAEQaHAoMigIgFW+kbmf+f8zvndc89N Lp/nnEi58kPDz7PicGGYB+mIVzTt2L67NOBS8BulPRTSd5hJpC4qIFFSdDqGqicGcLSS3Eyh kWo5jizRsTxUUHYRQ6MrBhIZp4copO6yCX/mNpLojnKRQFMaHUCjzWUYyu6rwFB/vgQZE0VI rjcRqKa2DUez8koS3a1Sk0imshJIoY3hocS/bLNRpYZEy9ZVAnU0t+KoKSsORzdaVjHUp3gE UM6Nbai74TqGymS25PyUFQrlXbYQqOB2DoVakhowtDa6QKC6X4YxZPxNBVDiswyAqvXZJMot +p1ChrZMgOSD+973ZpafJQNGJTPhTMqynmDKbvZjTLZZhjO3lEMUI6+7TzGleV5MTo0ZYy5P ywmmRBdPMoO9NSTTem0ZZxTZDYDRtH3KdF3TgmOuJxzfO82GhX7Hin18gxzPDOU9JiLGPaOm RzpxGYh1TwAOfEi/Be8Wl5IJwJHvTFcDqJi08DjyBEDz03qKI/MAli52gI2V9OpOjBOqALTW rgKO/ANg/GUFb91F0t5QV1WDr+MttJ6Ei0b/dROPHsJg4YSFWhdc6INwYCbevoDTnnCksNuO BbQv1K5qcC7OHWZ0W+1+B9oP9s0M4pxnM2zLGLNjns0TU66yXxzStY5wbGncVolvI4fgROPL 3DkucLKljOKwKzT/GkdxlkhYrrjArcoBrFenkJzHD46ZtMS6h0fvgEVVPtz4JZjaXohxsU4w aXkM4+YCWKnZwJ5Q3l9McNgNzs/N/VeFgU2djTj3WMkAmiavkgrwivK5Osrn6ij/j74OeDrw IhshEYWwkn0Re8PZSG+JUCSRhod4nzonKgH2/+L1USV4OGzxNgCMDwwA8nkeWwRAJA92FpwW fv8DKz4XKJaGsRIDcOPjHlsF9NrFYGc6RHiePcuyEax4Q8X4Dq4y7M5tn9dFPytNBVHDn3TB qMBevfBI1/Fdkq+7s75ofDN2oTygZ2vl4R9Ptn9jPLLywI/EpVfLye3tj9QTA/wpjXXSY6L4 aeCFPzpmnVJ3BmTHfGbOP/ll5M1Dqlu7Kw86bwu5EuHV66t7OzowxCUt98q8dPaA1XQ0vmTm SXvOzIGizHH3o0Pl8dITToJ7cWLfhb87EvZaej4//m3Fx24qg1vAqzXvXprXhavPDgZ+eCp1 oTXNa080HZWeZk7K72kX7pfOkgmblpaC/EFmkPaBZX9oKlHUdvjhY113fWdMLFp7jR69N/fB rvvvuA9vOtYj1XZ+pczaOVUX+oLTTwEi44K/OmdzrQcuOSPc48UTS4T/ApmcuBOeBAAA X-Brightmail-Tracker: H4sIAAAAAAAAA02Sa0xTdxiH/Z+ec3rJGGeF4BksMqto0gHOIdub6JiJW3JiFhnRZAynrMwT 0NHKWnGic6lYueNYwwK0FbmEi6VO65ChdIyVpbYD5bJFKLSZlZVSIIWYOCKFulK2xG9Pfs+T vF9eHkfYS0TzjstOsXKZJFdECvCuflFsgvRgcdab11doMA54SdDdMJBQWViDQc/MJA6ragsX XD0qHBYLL3HA0HkBg6lVMwmD804u6IaC4n7rryQMa/4hYK5ej2DK0olB03gXBvYOBQyWS0Fl HCHA9LMNhwVVNwl/3NWRoNQuEVDVeJED5WPBbUpTT4J/KUDAgMWKQ//VIhza7gUwGK9yI2hu 2wajfQ0YdCqDlzuqV7nQXrFIgOG3Zi7cq+zD4PnUUwJ6Sx5hMNiiRVC+XIegx9hEQuuN61ww 264gUDmS9yYy/mU1YrTKEZyp9hsJpvOaHWOavEqcuaNxchlV7wSX+bFdzDSbvBhTMa8imFv6 UpJxPDSRjLXWjzNVTX2IqbelMUO1jeij6AzBnmNs7vHTrHxHymeCHGf7NJHniTsz73qAK9Gl 2DLE59HULrqm5wFWhgQ8IdWN6OWGGXJdxNDPAgv4OkfQ1wIe7nr0BNG6b2uINUFSibT+rglf E5GUk6Sniy+HKg7lweibLitnrYqg9tGTvtIQ41Qc7fphNMRhVArdGKj/70QsXTe6xF1jPvUe Pe5zhHZhsLFUN5Lr/Su0re7v0M4J9hdvazlViNK8oDQvqAaE6dGrbJ5Cmi1V7Mx7S8Z+laiQ SBX5suzEz09Kb6HQi4nF3cikX0w0I4yHzIjmcUSRYUiqyhKGHZMUnGXlJzPl+bmswoxieLho Y9hwmS1TSGVLTrFfsGweK//fYjx+tBI7YTQmGeJnde6MidSi0iTVmQGXzukLXw0Pm9k6mbDP 942sfLfk7a9lfv/RykPuHe5DHanTFbrph0eYp+fTV9Rfnk+98rtNkHM6OS7jWUG/Y/cd/i+F aV6zs9k6S+79fv8ndm3xhN7kOMHJlFrISiYeb4lq5be0PUpfeGfTOZ5hxZMp9tcMHNjy6eEN +qRsdUTlk4Vau2BMNnw7P6Fkv3nznrqX5g98cLREXdKtvhp12X/zp8dpvr9Syy6oLTHuubMH 7wtmz/25a+z5+60bVWmvf7jJLrNu8bhFrqjtkckb3hgZSv+uaC78tcMfCzQJj1MiJrcuZhkL 4t3e5SPvGl/uUsVtFuGKHMlOMUeukPwLrdBORtEDAAA= X-CMS-MailID: 20220520083805epcas5p40642f5a7f9844c61792cd3ac41ac01d3 X-Msg-Generator: CA Content-Type: text/plain; charset="utf-8" X-Sendblock-Type: REQ_APPROVE CMS-TYPE: 105P X-CMS-RootMailID: 20220520083805epcas5p40642f5a7f9844c61792cd3ac41ac01d3 References: <20220520083701.2610975-1-maninder1.s@samsung.com> X-Spam-Status: No, score=-2.5 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,RDNS_NONE,SPF_HELO_NONE,T_SCC_BODY_TEXT_LINE autolearn=unavailable autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org with commit '7878c231dae0 ("slab: remove /proc/slab_allocators")' lookup_symbol_attrs usage is removed. Thus removing redundant API. Signed-off-by: Maninder Singh --- include/linux/kallsyms.h | 6 ------ include/linux/module.h | 6 ------ kernel/kallsyms.c | 28 ---------------------------- kernel/module/kallsyms.c | 28 ---------------------------- 4 files changed, 68 deletions(-) diff --git a/include/linux/kallsyms.h b/include/linux/kallsyms.h index 8fe535fd848a..b78e9d942a77 100644 --- a/include/linux/kallsyms.h +++ b/include/linux/kallsyms.h @@ -91,7 +91,6 @@ extern int sprint_backtrace(char *buffer, size_t size, unsigned long address); extern int sprint_backtrace_build_id(char *buffer, size_t size, unsigned long address); int lookup_symbol_name(unsigned long addr, char *symname, size_t size); -int lookup_symbol_attrs(unsigned long addr, unsigned long *size, unsigned long *offset, char *modname, char *name); /* How and when do we show kallsyms values? */ extern bool kallsyms_show_value(const struct cred *cred); @@ -153,11 +152,6 @@ static inline int lookup_symbol_name(unsigned long addr, char *symname, size_t s return -ERANGE; } -static inline int lookup_symbol_attrs(unsigned long addr, unsigned long *size, unsigned long *offset, char *modname, char *name) -{ - return -ERANGE; -} - static inline bool kallsyms_show_value(const struct cred *cred) { return false; diff --git a/include/linux/module.h b/include/linux/module.h index 9b91209d615f..4c5f8f99a252 100644 --- a/include/linux/module.h +++ b/include/linux/module.h @@ -658,7 +658,6 @@ const char *module_address_lookup(unsigned long addr, char **modname, const unsigned char **modbuildid, char *namebuf, size_t buf_size); int lookup_module_symbol_name(unsigned long addr, char *symname, size_t size); -int lookup_module_symbol_attrs(unsigned long addr, unsigned long *size, unsigned long *offset, char *modname, char *name); int register_module_notifier(struct notifier_block *nb); int unregister_module_notifier(struct notifier_block *nb); @@ -766,11 +765,6 @@ static inline int lookup_module_symbol_name(unsigned long addr, char *symname, s return -ERANGE; } -static inline int lookup_module_symbol_attrs(unsigned long addr, unsigned long *size, unsigned long *offset, char *modname, char *name) -{ - return -ERANGE; -} - static inline int module_get_kallsym(unsigned int symnum, unsigned long *value, char *type, char *name, char *module_name, int *exported) diff --git a/kernel/kallsyms.c b/kernel/kallsyms.c index d6efce28505d..96ad59b5b2fd 100644 --- a/kernel/kallsyms.c +++ b/kernel/kallsyms.c @@ -430,34 +430,6 @@ int lookup_symbol_name(unsigned long addr, char *symname, size_t size) return 0; } -int lookup_symbol_attrs(unsigned long addr, unsigned long *size, - unsigned long *offset, char *modname, char *name) -{ - int res; - - name[0] = '\0'; - name[KSYM_NAME_LEN - 1] = '\0'; - - if (is_ksym_addr(addr)) { - unsigned long pos; - - pos = get_symbol_pos(addr, size, offset); - /* Grab name */ - kallsyms_expand_symbol(get_symbol_offset(pos), - name, KSYM_NAME_LEN); - modname[0] = '\0'; - goto found; - } - /* See if it's in a module. */ - res = lookup_module_symbol_attrs(addr, size, offset, modname, name); - if (res) - return res; - -found: - cleanup_symbol_name(name); - return 0; -} - /* Look up a kernel symbol and return it in a text buffer. */ static int __sprint_symbol(char *buffer, size_t buf_size, unsigned long address, int symbol_offset, int add_offset, int add_buildid) diff --git a/kernel/module/kallsyms.c b/kernel/module/kallsyms.c index c982860405c6..e6f16c62a888 100644 --- a/kernel/module/kallsyms.c +++ b/kernel/module/kallsyms.c @@ -375,34 +375,6 @@ int lookup_module_symbol_name(unsigned long addr, char *symname, size_t size) return -ERANGE; } -int lookup_module_symbol_attrs(unsigned long addr, unsigned long *size, - unsigned long *offset, char *modname, char *name) -{ - struct module *mod; - - preempt_disable(); - list_for_each_entry_rcu(mod, &modules, list) { - if (mod->state == MODULE_STATE_UNFORMED) - continue; - if (within_module(addr, mod)) { - const char *sym; - - sym = find_kallsyms_symbol(mod, addr, size, offset); - if (!sym) - goto out; - if (modname) - strscpy(modname, mod->name, MODULE_NAME_LEN); - if (name) - strscpy(name, sym, KSYM_NAME_LEN); - preempt_enable(); - return 0; - } - } -out: - preempt_enable(); - return -ERANGE; -} - int module_get_kallsym(unsigned int symnum, unsigned long *value, char *type, char *name, char *module_name, int *exported) { -- 2.17.1