git: 3c94280825c7 - main - Silent some warnings for i386 kernel build

[Konstantin Belousov]

The branch main has been updated by kib:

URL: 
https://cgit.FreeBSD.org/src/commit/?id=3c94280825c78c0ed00e1dcc704fac8a04f933e3

commit 3c94280825c78c0ed00e1dcc704fac8a04f933e3
Author:     Konstantin Belousov <k...@freebsd.org>
AuthorDate: 2022-01-06 04:45:49 +0000
Commit:     Konstantin Belousov <k...@freebsd.org>
CommitDate: 2022-01-06 05:53:04 +0000

    Silent some warnings for i386 kernel build
    
    Sponsored by:   The FreeBSD Foundation
    MFC after:      1 week
---
 sys/i386/i386/minidump_machdep_base.c | 3 +--
 sys/i386/i386/pmap.c                  | 6 ++----
 2 files changed, 3 insertions(+), 6 deletions(-)

diff --git a/sys/i386/i386/minidump_machdep_base.c 
b/sys/i386/i386/minidump_machdep_base.c
index a3f09228fa2d..ce26e339d2be 100644
--- a/sys/i386/i386/minidump_machdep_base.c
+++ b/sys/i386/i386/minidump_machdep_base.c
@@ -162,7 +162,7 @@ cpu_minidumpsys(struct dumperinfo *di, const struct 
minidumpstate *state)
        uint64_t pa;
        pd_entry_t *pd, pde;
        pt_entry_t *pt, pte;
-       int j, k;
+       int k;
        struct minidumphdr mdhdr;
        struct msgbuf *mbp;
 
@@ -184,7 +184,6 @@ cpu_minidumpsys(struct dumperinfo *di, const struct 
minidumpstate *state)
                 */
                ptesize += PAGE_SIZE;
                pd = IdlePTD;   /* always mapped! */
-               j = va >> PDRSHIFT;
                pde = pte_load(&pd[va >> PDRSHIFT]);
                if ((pde & (PG_PS | PG_V)) == (PG_PS | PG_V))  {
                        /* This is an entire 2M page. */
diff --git a/sys/i386/i386/pmap.c b/sys/i386/i386/pmap.c
index f7c0cb6b68ec..4644083b6408 100644
--- a/sys/i386/i386/pmap.c
+++ b/sys/i386/i386/pmap.c
@@ -619,7 +619,7 @@ static void
 __CONCAT(PMTYPE, bootstrap)(vm_paddr_t firstaddr)
 {
        vm_offset_t va;
-       pt_entry_t *pte, *unused;
+       pt_entry_t *pte, *unused __unused;
        struct pcpu *pc;
        u_long res;
        int i;
@@ -3493,7 +3493,7 @@ pmap_promote_pde(pmap_t pmap, pd_entry_t *pde, 
vm_offset_t va)
 {
        pd_entry_t newpde;
        pt_entry_t *firstpte, oldpte, pa, *pte;
-       vm_offset_t oldpteva;
+       vm_offset_t oldpteva __diagused;
        vm_page_t mpte;
 
        PMAP_LOCK_ASSERT(pmap, MA_OWNED);
@@ -6252,7 +6252,6 @@ __CONCAT(PMTYPE, sysctl_kmaps)(SYSCTL_HANDLER_ARGS)
        pd_entry_t pde;
        pt_entry_t *pt, pte;
        vm_offset_t sva;
-       vm_paddr_t pa;
        int error;
        u_int i, k;
 
@@ -6289,7 +6288,6 @@ __CONCAT(PMTYPE, sysctl_kmaps)(SYSCTL_HANDLER_ARGS)
                        i += NPTEPG;
                        continue;
                }
-               pa = pde & PG_FRAME;
                if ((pde & PG_PS) != 0) {
                        sysctl_kmaps_check(sb, &range, sva, pde, 0);
                        range.pdes++;