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[115.64.213.93]) by smtp.gmail.com with ESMTPSA id gc22sm7242851pjb.57.2021.11.25.04.50.46 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 25 Nov 2021 04:50:48 -0800 (PST) From: Nicholas Piggin To: linuxppc-dev@lists.ozlabs.org Subject: [PATCH v4 05/17] powerpc/pseries: move process table registration away from hash-specific code Date: Thu, 25 Nov 2021 22:50:13 +1000 Message-Id: <20211125125025.1472060-6-npiggin@gmail.com> X-Mailer: git-send-email 2.23.0 In-Reply-To: <20211125125025.1472060-1-npiggin@gmail.com> References: <20211125125025.1472060-1-npiggin@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Nicholas Piggin Errors-To: linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Sender: "Linuxppc-dev" This reduces ifdefs in a later change which makes hash support configurable. Signed-off-by: Nicholas Piggin --- arch/powerpc/platforms/pseries/lpar.c | 56 +++++++++++++-------------- 1 file changed, 28 insertions(+), 28 deletions(-) diff --git a/arch/powerpc/platforms/pseries/lpar.c b/arch/powerpc/platforms/pseries/lpar.c index 3df6bdfea475..06d6a824c0dc 100644 --- a/arch/powerpc/platforms/pseries/lpar.c +++ b/arch/powerpc/platforms/pseries/lpar.c @@ -712,6 +712,34 @@ void vpa_init(int cpu) #ifdef CONFIG_PPC_BOOK3S_64 +static int pseries_lpar_register_process_table(unsigned long base, + unsigned long page_size, unsigned long table_size) +{ + long rc; + unsigned long flags = 0; + + if (table_size) + flags |= PROC_TABLE_NEW; + if (radix_enabled()) { + flags |= PROC_TABLE_RADIX; + if (mmu_has_feature(MMU_FTR_GTSE)) + flags |= PROC_TABLE_GTSE; + } else + flags |= PROC_TABLE_HPT_SLB; + for (;;) { + rc = plpar_hcall_norets(H_REGISTER_PROC_TBL, flags, base, + page_size, table_size); + if (!H_IS_LONG_BUSY(rc)) + break; + mdelay(get_longbusy_msecs(rc)); + } + if (rc != H_SUCCESS) { + pr_err("Failed to register process table (rc=%ld)\n", rc); + BUG(); + } + return rc; +} + static long pSeries_lpar_hpte_insert(unsigned long hpte_group, unsigned long vpn, unsigned long pa, unsigned long rflags, unsigned long vflags, @@ -1680,34 +1708,6 @@ static int pseries_lpar_resize_hpt(unsigned long shift) return 0; } -static int pseries_lpar_register_process_table(unsigned long base, - unsigned long page_size, unsigned long table_size) -{ - long rc; - unsigned long flags = 0; - - if (table_size) - flags |= PROC_TABLE_NEW; - if (radix_enabled()) { - flags |= PROC_TABLE_RADIX; - if (mmu_has_feature(MMU_FTR_GTSE)) - flags |= PROC_TABLE_GTSE; - } else - flags |= PROC_TABLE_HPT_SLB; - for (;;) { - rc = plpar_hcall_norets(H_REGISTER_PROC_TBL, flags, base, - page_size, table_size); - if (!H_IS_LONG_BUSY(rc)) - break; - mdelay(get_longbusy_msecs(rc)); - } - if (rc != H_SUCCESS) { - pr_err("Failed to register process table (rc=%ld)\n", rc); - BUG(); - } - return rc; -} - void __init hpte_init_pseries(void) { mmu_hash_ops.hpte_invalidate = pSeries_lpar_hpte_invalidate; -- 2.23.0